The OVAL Repository 5.4 2015-09-03T06:30:05.837-04:00 Ubuntu 9.04 Ubuntu 8.10 Ubuntu 8.04 nss USN-810-1 fixed vulnerabilities in NSS. Jozsef Kadlecsik noticed that the new libraries on amd64 did not correctly set stack memory flags, and caused applications using NSS (e.g. Firefox) to have an executable stack. This reduced the effectiveness of some defensive security protections. This update fixes the problem. Sergey Artykhov DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 6.06 Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.04 Ubuntu 9.10 libhtml-parser-perl Mark Martinec discovered that HTML::Parser incorrectly handled strings with incomplete entities. Sergey Artykhov DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 thunderbird Several flaws were discovered in the JavaScript engine of Thunderbird. If a user had JavaScript enabled and were tricked into viewing malicious web content, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Several flaws were discovered in the way Thunderbird processed malformed URI schemes. If a user were tricked into viewing a malicious website and had JavaScript and plugins enabled, a remote attacker could execute arbitrary JavaScript or steal private data. Cefn Hoile discovered Thunderbird did not adequately protect against embedded third-party stylesheets. If JavaScript were enabled, an attacker could exploit this to perform script injection attacks using XBL bindings. Shuo Chen, Ziqing Mao, Yi-Min Wang, and Ming Zhang discovered that Thunderbird did not properly handle error responses when connecting to a proxy server. If a user had JavaScript enabled while using Thunderbird to view websites and a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information. It was discovered that Thunderbird could be made to run scripts with elevated privileges. If a user had JavaScript enabled while having certain non-default add-ons installed and were tricked into viewing a malicious website, an attacker could cause a chrome privileged object, such as the browser sidebar, to run arbitrary code via interactions with the attacker controlled website SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 openexr Drew Yao discovered several flaws in the way OpenEXR handled certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that OpenEXR did not properly handle certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 subversion Matt Lewis discovered that Subversion did not properly sanitize its input when processing svndiff streams, leading to various integer and heap overflows. If a user or automated system processed crafted input, a remote attacker could cause a denial of service or potentially execute arbitrary code as the user processing the input. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 openoffice.org Dyon Balding discovered flaws in the way OpenOffice.org handled tables. If a user were tricked into opening a specially crafted Word document, a remote attacker might be able to execute arbitrary code with user privileges. A memory overflow flaw was discovered in OpenOffice.org�s handling of EMF files. If a user were tricked into opening a specially crafted document, a remote attacker might be able to execute arbitrary code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 qt4-x11 It was discovered that QtWebKit did not properly handle certain SVGPathList data structures. If a user were tricked into viewing a malicious website, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program. Several flaws were discovered in the QtWebKit browser and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that QtWebKit did not properly handle certain XSL stylesheets. If a user were tricked into viewing a malicious website, an attacker could exploit this to read arbitrary local files, and possibly files from different security zones. It was discovered that QtWebKit did not prevent the loading of local Java applets. If a user were tricked into viewing a malicious website, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 libvorbis It was discovered that libvorbis did not correctly handle ogg files with underpopulated Huffman trees. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could cause a denial of service. It was discovered that libvorbis did not correctly handle certain malformed ogg files. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could cause a denial of service or possibly execute arbitrary code with the user�s privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Several flaws were discovered in the browser and JavaScript engines of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Pavel Cvrcek discovered that Firefox would sometimes display certain invalid Unicode characters as whitespace. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Gregory Fleischer, Adam Barth and Collin Jackson discovered that Firefox would allow access to local files from resources loaded via the file: protocol. If a user were tricked into downloading then opening a malicious file, an attacker could steal potentially sensitive information. Shuo Chen, Ziqing Mao, Yi-Min Wang, and Ming Zhang discovered that Firefox did not properly handle error responses when connecting to a proxy server. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information. Wladimir Palant discovered Firefox did not check content-loading policies when loading external script files into XUL documents. As a result, Firefox might load malicious content under certain circumstances. It was discovered that Firefox could be made to run scripts with elevated privileges. If a user were tricked into viewing a malicious website, an attacker could cause a chrome privileged object, such as the browser sidebar, to run arbitrary code via interactions with the attacker controlled website SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 dbus It was discovered that the D-Bus library did not correctly validate signatures. If a local user sent a specially crafted D-Bus key, they could spoof a valid signature and bypass security policies. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 dnsmasq IvAin Arce, Pablo HernAin Jorge, Alejandro Pablo Rodriguez, MartA­n Coco, Alberto SoliAto Testa and Pablo Annetta discovered that Dnsmasq did not properly validate its input when processing TFTP requests for files with long names. A remote attacker could cause a denial of service or execute arbitrary code with user privileges. Dnsmasq runs as the "dnsmasq" user by default on Ubuntu. Steve Grubb discovered that Dnsmasq could be made to dereference a NULL pointer when processing certain TFTP requests. A remote attacker could cause a denial of service by sending a crafted TFTP request SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 php5 USN-761-1 fixed vulnerabilities in PHP. This update provides the corresponding updates for Ubuntu 9.04. Original advisory details: It was discovered that PHP did not sanitize certain error messages when display_errors is enabled, which could result in browsers becoming vulnerable to cross-site scripting attacks when processing the output. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. It was discovered that PHP did not properly handle certain malformed strings when being parsed by the json_decode function. A remote attacker could exploit this flaw and cause the PHP server to crash, resulting in a denial of service. This issue only affected Ubuntu 8.04 and 8.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 libgd2 Tomas Hoger discovered that the GD library did not properly handle the number of colors in certain malformed GD images. If a user or automated system were tricked into processing a specially crafted GD image, an attacker could cause a denial of service or possibly execute arbitrary code. It was discovered that the GD library did not properly handle incorrect color indexes. An attacker could send specially crafted input to applications linked against libgd2 and cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 6.06 LTS. It was discovered that the GD library did not properly handle certain malformed GIF images. If a user or automated system were tricked into processing a specially crafted GIF image, an attacker could cause a denial of service. This issue only affected Ubuntu 6.06 LTS. It was discovered that the GD library did not properly handle large angle degree values. An attacker could send specially crafted input to applications linked against libgd2 and cause a denial of service. This issue only affected Ubuntu 6.06 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 irssi It was discovered that irssi did not properly check the length of strings when processing WALLOPS messages. If a user connected to an IRC network where an attacker had IRC operator privileges, a remote attacker could cause a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 openjdk-6 Dan Kaminsky discovered that SSL certificates signed with MD2 could be spoofed given enough time. As a result, an attacker could potentially create a malicious trusted certificate to impersonate another site. This update handles this issue by completely disabling MD2 for certificate validation in OpenJDK. It was discovered that ICC profiles could be identified with ".." pathnames. If a user were tricked into running a specially crafted applet, a remote attacker could gain information about a local system. Peter Vreugdenhil discovered multiple flaws in the processing of graphics in the AWT library. If a user were tricked into running a specially crafted applet, a remote attacker could crash the application or run arbitrary code with user privileges. Multiple flaws were discovered in JPEG and BMP image handling. If a user were tricked into loading a specially crafted image, a remote attacker could crash the application or run arbitrary code with user privileges. Coda Hale discovered that HMAC-based signatures were not correctly validated. Remote attackers could bypass certain forms of authentication, granting unexpected access. Multiple flaws were discovered in ASN.1 parsing. A remote attacker could send a specially crafted HTTP stream that would exhaust system memory and lead to a denial of service. It was discovered that the graphics configuration subsystem did not correctly handle arrays. If a user were tricked into running a specially crafted applet, a remote attacker could exploit this to crash the application or execute arbitrary code with user privileges. It was discovered that loggers and Swing did not correctly handle certain sensitive objects. If a user were tricked into running a specially crafted applet, private information could be leaked to a remote attacker, leading to a loss of privacy. It was discovered that the ClassLoader did not correctly handle certain options. If a user were tricked into running a specially crafted applet, a remote attacker could execute arbitrary code with user privileges. It was discovered that time zone file loading could be used to determine the existence of files on the local system. If a user were tricked into running a specially crafted applet, private information could be leaked to a remote attacker, leading to a loss of privacy SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 thunderbird Several flaws were discovered in the rendering engine of Thunderbird. If Javascript were enabled, an attacker could exploit these flaws to crash Thunderbird. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 fetchmail Moxie Marlinspike discovered that fetchmail did not properly handle certificates with NULL characters in the certificate name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 openssl It was discovered that OpenSSL did not limit the number of DTLS records it would buffer when they arrived with a future epoch. A remote attacker could cause a denial of service via memory resource consumption by sending a large number of crafted requests. It was discovered that OpenSSL did not properly free memory when processing DTLS fragments. A remote attacker could cause a denial of service via memory resource consumption by sending a large number of crafted requests. It was discovered that OpenSSL did not properly handle certain server certificates when processing DTLS packets. A remote DTLS server could cause a denial of service by sending a message containing a specially crafted server certificate. It was discovered that OpenSSL did not properly handle a DTLS ChangeCipherSpec packet when it occured before ClientHello. A remote attacker could cause a denial of service by sending a specially crafted request. It was discovered that OpenSSL did not properly handle out of sequence DTLS handshake messages. A remote attacker could cause a denial of service by sending a specially crafted request SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 apr Matt Lewis discovered that apr did not properly sanitize its input when allocating memory. If an application using apr processed crafted input, a remote attacker could cause a denial of service or potentially execute arbitrary code as the user invoking the application. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 libxml2 It was discovered that libxml2 did not correctly handle root XML document element DTD definitions. If a user were tricked into processing a specially crafted XML document, a remote attacker could cause the application linked against libxml2 to crash, leading to a denial of service. It was discovered that libxml2 did not correctly parse Notation and Enumeration attribute types. If a user were tricked into processing a specially crafted XML document, a remote attacker could cause the application linked against libxml2 to crash, leading to a denial of service. USN-644-1 fixed a vulnerability in libxml2. This advisory provides the corresponding update for Ubuntu 9.04. Original advisory details: It was discovered that libxml2 did not correctly handle long entity names. If a user were tricked into processing a specially crafted XML document, a remote attacker could execute arbitrary code with user privileges or cause the application linked against libxml2 to crash, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 ipsec-tools It was discovered that ipsec-tools did not properly handle certain fragmented packets. A remote attacker could send specially crafted packets to the server and cause a denial of service. It was discovered that ipsec-tools did not properly handle memory usage when verifying certificate signatures or processing nat-traversal keep-alive messages. A remote attacker could send specially crafted packets to the server and exhaust available memory, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 kde4libs USN-871-1 fixed vulnerabilities in KDE. This update provides the corresponding updates for KDE 4. This update also fixes a directory traversal flaw in KDE when processing help:// URLs. This issue only affected Ubuntu 8.10. Original advisory details: It was discovered that the KDE libraries could use KHTML to process an unknown MIME type. If a user or application linked against kdelibs were tricked into opening a crafted file, an attacker could potentially trigger XMLHTTPRequests to remote sites. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 mono It was discovered that the XML HMAC signature system did not correctly check certain lengths. If an attacker sent a truncated HMAC, it could bypass authentication, leading to potential privilege escalation. It was discovered that Mono did not properly escape certain attributes in the ASP.net class libraries which could result in browsers becoming vulnerable to cross-site scripting attacks when processing the output. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. This issue only affected Ubuntu 8.04 LTS. It was discovered that Mono did not properly filter CRLF injections in the query string. If a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, steal confidential data, or perform cross-site request forgeries. This issue only affected Ubuntu 8.04 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 imagemagick It was discovered that ImageMagick did not properly verify the dimensions of TIFF files. If a user or automated system were tricked into opening a crafted TIFF file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 kde4libs kdelibs It was discovered that KDE-Libs did not properly handle certain malformed SVG images. If a user were tricked into opening a specially crafted SVG image, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 9.04. It was discovered that the KDE JavaScript garbage collector did not properly handle memory allocation failures. If a user were tricked into viewing a malicious website, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that KDE-Libs did not properly handle HTML content in the head element. If a user were tricked into viewing a malicious website, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that KDE-Libs did not properly handle the Cascading Style Sheets attr function call. If a user were tricked into viewing a malicious website, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 cups cupsys Anibal Sacco discovered that CUPS did not properly handle certain network operations. A remote attacker could exploit this flaw and cause the CUPS server to crash, resulting in a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 nss Moxie Marlinspike discovered that NSS did not properly handle regular expressions in certificate names. A remote attacker could create a specially crafted certificate to cause a denial of service or execute arbitrary code as the user invoking the program. Moxie Marlinspike and Dan Kaminsky independently discovered that NSS did not properly handle certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Dan Kaminsky discovered NSS would still accept certificates with MD2 hash signatures. As a result, an attacker could potentially create a malicious trusted certificate to impersonate another site SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 pidgin Federico Muttis discovered that Pidgin did not properly handle certain malformed messages in the MSN protocol handler. A remote attacker could send a specially crafted message and possibly execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 cyrus-sasl2 James Ralston discovered that the Cyrus SASL base64 encoding function could be used unsafely. If a remote attacker sent a specially crafted request to a service that used SASL, it could lead to a loss of privacy, or crash the application, resulting in a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 libvorbis It was discovered that libvorbis did not correctly handle certain malformed ogg files. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could execute arbitrary code with the user�s privileges. USN-682-1 provided updated libvorbis packages to fix multiple security vulnerabilities. The upstream security patch to fix CVE-2008-1420 introduced a regression when reading sound files encoded with libvorbis 1.0beta1. This update corrects the problem. Original advisory details: It was discovered that libvorbis did not correctly handle certain malformed sound files. If a user were tricked into opening a specially crafted sound file with an application that uses libvorbis, an attacker could execute arbitrary code with the user�s privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 samba J. David Hester discovered that Samba incorrectly handled users that lack home directories when the automated [homes] share is enabled. An authenticated user could connect to that share name and gain access to the whole filesystem. Tim Prouty discovered that the smbd daemon in Samba incorrectly handled certain unexpected network replies. A remote attacker could send malicious replies to the server and cause smbd to use all available CPU, leading to a denial of service. Ronald Volgers discovered that the mount.cifs utility, when installed as a setuid program, would not verify user permissions before opening a credentials file. A local user could exploit this to use or read the contents of unauthorized credential files. Reinhard Nißl discovered that the smbclient utility contained format string vulnerabilities in its file name handling. Because of security features in Ubuntu, exploitation of this vulnerability is limited. If a user or automated system were tricked into processing a specially crafted file name, smbclient could be made to crash, possibly leading to a denial of service. This only affected Ubuntu 8.10. Jeremy Allison discovered that the smbd daemon in Samba incorrectly handled permissions to modify access control lists when dos filemode is enabled. A remote attacker could exploit this to modify access control lists. This only affected Ubuntu 8.10 and Ubuntu 9.04 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 openjdk-6 It was discovered that the XML HMAC signature system did not correctly check certain lengths. If an attacker sent a truncated HMAC, it could bypass authentication, leading to potential privilege escalation. It was discovered that certain variables could leak information. If a user were tricked into running a malicious Java applet, a remote attacker could exploit this gain access to private information and potentially run untrusted code. A flaw was discovered the OpenType checking. If a user were tricked into running a malicious Java applet, a remote attacker could bypass access restrictions. It was discovered that the XML processor did not correctly check recursion. If a user or automated system were tricked into processing a specially crafted XML, the system could crash, leading to a denial of service. It was discovered that the Java audio subsystem did not correctly validate certain parameters. If a user were tricked into running an untrusted applet, a remote attacker could read system properties. Multiple flaws were discovered in the proxy subsystem. If a user were tricked into running an untrusted applet, a remote attacker could discover local user names, obtain access to sensitive information, or bypass socket restrictions, leading to a loss of privacy. Flaws were discovered in the handling of JPEG images, Unpack200 archives, and JDK13Services. If a user were tricked into running an untrusted applet, a remote attacker could load a specially crafted file that would bypass local file access protections and run arbitrary code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 moin It was discovered that MoinMoin did not properly sanitize its input when attaching files, resulting in cross-site scripting vulnerabilities. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 cron It was discovered that cron did not properly check the return code of the setgid and initgroups system calls. A local attacker could use this to escalate group privileges. Please note that cron versions 3.0pl1-64 and later were already patched to address the more serious setuid check referred to by CVE-2006-2607. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 gnutls12 gnutls13 gnutls26 Moxie Marlinspike and Dan Kaminsky independently discovered that GnuTLS did not properly handle certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Dan Kaminsky discovered GnuTLS would still accept certificates with MD2 hash signatures. As a result, an attacker could potentially create a malicious trusted certificate to impersonate another site. This issue only affected Ubuntu 6.06 LTS and Ubuntu 8.10. USN-678-1 fixed a vulnerability and USN-678-2 a regression in GnuTLS. The upstream patches introduced a regression when validating certain certificate chains that would report valid certificates as untrusted. This update fixes the problem, and only affected Ubuntu 6.06 LTS and Ubuntu 8.10 . In an effort to maintain a strong security stance and address all known regressions, this update deprecates X.509 validation chains using MD2 and MD5 signatures. To accomodate sites which must still use a deprected RSA-MD5 certificate, GnuTLS has been updated to stop looking when it has found a trusted intermediary certificate. This new handling of intermediary certificates is in accordance with other SSL implementations. Original advisory details: Martin von Gagern discovered that GnuTLS did not properly verify certificate chains when the last certificate in the chain was self-signed. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 clamav A flaw was discovered in the clamav-milter initscript which caused the ownership of the current working directory to be changed to the "clamav" user. This update attempts to repair the incorrect ownership for standard system directories, but it is recommended that the following command be performed to report any other directories that may be affected: $ sudo find -H / -type d -user clamav \! -group clamav 2>/dev/null Systems configured to run clamav as a user other than the default "clamav" user will need to adjust the above command accordingly. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 linux linux-source-2.6.15 Tavis Ormandy and Julien Tinnes discovered that Linux did not correctly initialize certain socket operation function pointers. A local attacker could exploit this to gain root privileges. By default, Ubuntu 8.04 and later with a non-zero /proc/sys/vm/mmap_min_addr setting were not vulnerable. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 wget It was discovered that Wget did not correctly handle SSL certificates with zero bytes in the Common Name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 apache2 Matthew Palmer discovered an underflow flaw in apr-util as included in Apache. An attacker could cause a denial of service via application crash in Apache using a crafted SVNMasterURI directive, .htaccess file, or when using mod_apreq2. This issue only affected Ubuntu 6.06 LTS. Sander de Boer discovered that mod_proxy_ajp would reuse connections when a client closed a connection without sending a request body. A remote attacker could exploit this to obtain sensitive response data. This issue only affected Ubuntu 9.04. Jonathan Peatfield discovered that Apache did not process Includes options correctly. With certain configurations of Options and AllowOverride, a local attacker could use an .htaccess file to override intended restrictions and execute arbitrary code via a Server-Side-Include file. This issue affected Ubuntu 8.04 LTS, 8.10 and 9.04. It was discovered that the XML parser did not properly handle entity expansion. A remote attacker could cause a denial of service via memory resource consumption by sending a crafted request to an Apache server configured to use mod_dav or mod_dav_svn. This issue only affected Ubuntu 6.06 LTS. C. Michael Pilato discovered an off-by-one buffer overflow in apr-util when formatting certain strings. For big-endian machines, a remote attacker could cause a denial of service or information disclosure leak. All other architectures for Ubuntu are not considered to be at risk. This issue only affected Ubuntu 6.06 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 kde4libs kdelibs It was discovered that KDE did not properly handle certificates with NULL characters in the Subject Alternative Name field of X.509 certificates. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 smarty It was discovered that Smarty did not correctly filter certain math inputs. A remote attacker using Smarty via a web service could exploit this to execute subsets of shell commands as the web server user. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 freetype Tavis Ormandy discovered that FreeType did not correctly handle certain large values in font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 neon neon27 Joe Orton discovered that neon did not correctly handle SSL certificates with zero bytes in the Common Name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 pulseaudio Tavis Ormandy and Yorick Koster discovered that PulseAudio did not safely re-execute itself. A local attacker could exploit this to gain root privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 tomcat6 Iida Minehiko discovered that Tomcat did not properly normalise paths. A remote attacker could send specially crafted requests to the server and bypass security restrictions, gaining access to sensitive content. Yoshihito Fukuyama discovered that Tomcat did not properly handle errors when the Java AJP connector and mod_jk load balancing are used. A remote attacker could send specially crafted requests containing invalid headers to the server and cause a temporary denial of service. D. Matscheko and T. Hackner discovered that Tomcat did not properly handle malformed URL encoding of passwords when FORM authentication is used. A remote attacker could exploit this in order to enumerate valid usernames. Deniz Cevik discovered that Tomcat did not properly escape certain parameters in the example calendar application which could result in browsers becoming vulnerable to cross-site scripting attacks when processing the output. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. Philippe Prados discovered that Tomcat allowed web applications to replace the XML parser used by other web applications. Local users could exploit this to bypass security restrictions and gain access to certain sensitive files SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 nspr USN-810-1 fixed vulnerabilities in NSS. This update provides the NSPR needed to use the new NSS. Original advisory details: Moxie Marlinspike discovered that NSS did not properly handle regular expressions in certificate names. A remote attacker could create a specially crafted certificate to cause a denial of service or execute arbitrary code as the user invoking the program. Moxie Marlinspike and Dan Kaminsky independently discovered that NSS did not properly handle certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Dan Kaminsky discovered NSS would still accept certificates with MD2 hash signatures. As a result, an attacker could potentially create a malicious trusted certificate to impersonate another site SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 zope3 It was discovered that the Zope Object Database database server improperly filtered certain commands when a database is shared among multiple applications or application instances. A remote attacker could send malicious commands to the server and execute arbitrary code. It was discovered that the Zope Object Database database server did not handle authentication properly when a database is shared among multiple applications or application instances. A remote attacker could use this flaw to bypass security restrictions. It was discovered that Zope did not limit the number of new object ids a client could request. A remote attacker could use this flaw to consume a huge amount of resources, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 libsndfile Tobias Klein discovered a heap-based buffer overflow in libsndfile. If a user or automated system processed a crafted VOC file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. Erik de Castro Lopo discovered a similar heap-based buffer overflow when processing AIFF files. If a user or automated system processed a crafted AIFF file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 apr-util Matthew Palmer discovered an underflow flaw in apr-util. An attacker could cause a denial of service via application crash in Apache using a crafted SVNMasterURI directive, .htaccess file, or when using mod_apreq2. Applications using libapreq2 are also affected. It was discovered that the XML parser did not properly handle entity expansion. A remote attacker could cause a denial of service via memory resource consumption by sending a crafted request to an Apache server configured to use mod_dav or mod_dav_svn. C. Michael Pilato discovered an off-by-one buffer overflow in apr-util when formatting certain strings. For big-endian machines, a remote attacker could cause a denial of service or information disclosure leak. All other architectures for Ubuntu are not considered to be at risk SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Juan Pablo Lopez Yacubian discovered that Firefox did not properly display invalid URLs. If a user were tricked into accessing a malicious website, an attacker could exploit this to spoof the location bar, such as in a phishing attack. Furthermore, if the malicious website had a valid SSL certificate, Firefox would display the spoofed page as trusted. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 php5 Maksymilian Arciemowicz discovered that PHP did not properly validate arguments to the dba_replace function. If a script passed untrusted input to the dba_replace function, an attacker could truncate the database. This issue only applied to Ubuntu 6.06 LTS, 8.04 LTS, and 8.10. It was discovered that PHP�s php_openssl_apply_verification_policy function did not correctly handle SSL certificates with zero bytes in the Common Name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. It was discovered that PHP did not properly handle certain malformed images when being parsed by the Exif module. A remote attacker could exploit this flaw and cause the PHP server to crash, resulting in a denial of service. Grzegorz Stachowiak discovered that PHP did not properly enforce restrictions in the tempnam function. An attacker could exploit this issue to bypass safe_mode restrictions. Grzegorz Stachowiak discovered that PHP did not properly enforce restrictions in the posix_mkfifo function. An attacker could exploit this issue to bypass open_basedir restrictions. Bogdan Calin discovered that PHP did not limit the number of temporary files created when handling multipart/form-data POST requests. A remote attacker could exploit this flaw and cause the PHP server to consume all available resources, resulting in a denial of service. ATTENTION: This update changes previous PHP behaviour by limiting the number of files in a POST request to 50. This may be increased by adding a "max_file_uploads" directive to the php.ini configuration file. It was discovered that PHP did not properly enforce restrictions in the proc_open function. An attacker could exploit this issue to bypass safe_mode_protected_env_vars restrictions and possibly execute arbitrary code with application privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 poppler It was discovered that poppler contained multiple security issues when parsing malformed PDF documents. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 apport Stephane Chazelas discovered that Apport did not safely remove files from its crash report directory. If Apport had been enabled at some point, a local attacker could remove arbitrary files from the system. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 pidgin Yuriy Kaminskiy discovered that Pidgin did not properly handle certain messages in the ICQ protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 gimp Stefan Cornelius discovered that GIMP did not correctly handle certain malformed BMP files. If a user were tricked into opening a specially crafted BMP file, an attacker could execute arbitrary code with the user�s privileges. Stefan Cornelius discovered that GIMP did not correctly handle certain malformed PSD files. If a user were tricked into opening a specially crafted PSD file, an attacker could execute arbitrary code with the user�s privileges. This issue only applied to Ubuntu 8.10, 9.04 and 9.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 ruby1.9 Emmanouel Kellinis discovered that Ruby did not properly handle certain string operations. An attacker could exploit this issue and possibly execute arbitrary code with application privileges. Giovanni Pellerano, Alessandro Tanasi, and Francesco Ongaro discovered that Ruby did not properly sanitize data written to log files. An attacker could insert specially-crafted data into log files which could affect certain terminal emulators and cause arbitrary files to be overwritten, or even possibly execute arbitrary commands. It was discovered that Ruby did not properly handle string arguments that represent large numbers. An attacker could exploit this and cause a denial of service. This issue only affected Ubuntu 9.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 devscripts Raphael Geissert discovered that uscan, a part of devscripts, did not properly sanitize its input when processing pathnames. If uscan processed a crafted filename for a file on a remote server, an attacker could execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 postgresql-8.1 postgresql-8.3 It was discovered that PostgreSQL could be made to unload and reload an already loaded module by using the LOAD command. A remote authenticated attacker could exploit this to cause a denial of service. This issue did not affect Ubuntu 6.06 LTS. Due to an incomplete fix for CVE-2007-6600, RESET ROLE and RESET SESSION AUTHORIZATION operations were allowed inside security-definer functions. A remote authenticated attacker could exploit this to escalate privileges within PostgreSQL. It was discovered that PostgreSQL did not properly perform LDAP authentication under certain circumstances. When configured to use LDAP with anonymous binds, a remote attacker could bypass authentication by supplying an empty password. This issue did not affect Ubuntu 6.06 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 dovecot It was discovered that the ACL plugin in Dovecot would incorrectly handle negative access rights. An attacker could exploit this flaw to access the Dovecot server, bypassing the indended access restrictions. This only affected Ubuntu 8.04 LTS. It was discovered that the ManageSieve service in Dovecot incorrectly handled ".." in script names. A remote attacker could exploit this to read and modify arbitrary sieve files on the server. This only affected Ubuntu 8.10. It was discovered that the Sieve plugin in Dovecot incorrectly handled certain sieve scripts. An authenticated user could exploit this with a crafted sieve script to cause a denial of service or possibly execute arbitrary code SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 apache2 USN-802-1 fixed vulnerabilities in Apache. The upstream fix for CVE-2009-1891 introduced a regression that would cause Apache children to occasionally segfault when mod_deflate is used. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that mod_proxy_http did not properly handle a large amount of streamed data when used as a reverse proxy. A remote attacker could exploit this and cause a denial of service via memory resource consumption. This issue affected Ubuntu 8.04 LTS, 8.10 and 9.04. It was discovered that mod_deflate did not abort compressing large files when the connection was closed. A remote attacker could exploit this and cause a denial of service via CPU resource consumption SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 It was discovered that the upstream security fixes in USN-764-1 introduced a regression which could cause the browser to crash. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 nagios2 nagios3 It was discovered that Nagios did not properly parse certain commands submitted using the WAP web interface. An authenticated user could exploit this flaw and execute arbitrary programs on the server. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 curl Scott Cantor discovered that Curl did not correctly handle SSL certificates with zero bytes in the Common Name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 python2.5 USN-890-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for the PyExpat module in Python 2.5. Original advisory details: Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did not properly process malformed XML. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash. It was discovered that Expat did not properly process malformed UTF-8 sequences. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 gnome-screensaver It was discovered that gnome-screensaver did not correctly lock all screens when monitors get hotplugged. An attacker with physical access could use this flaw to gain access to a locked session. It was discovered that gnome-screensaver did not correctly handle keyboard grab when monitors get hotplugged. An attacker with physical access could use this flaw to gain access to a locked session. This issue only affected Ubuntu 9.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 linux linux-source-2.6.15 Igor Zhbanov discovered that NFS clients were able to create device nodes even when root_squash was enabled. An authenticated remote attacker could create device nodes with open permissions, leading to a loss of privacy or escalation of privileges. Only Ubuntu 8.10 and 9.04 were affected. Dan Carpenter discovered that SELinux did not correctly handle certain network checks when running with compat_net=1. A local attacker could exploit this to bypass network checks. Default Ubuntu installations do not enable SELinux, and only Ubuntu 8.10 and 9.04 were affected. Shaohua Li discovered that memory was not correctly initialized in the AGP subsystem. A local attacker could potentially read kernel memory, leading to a loss of privacy. Benjamin Gilbert discovered that the VMX implementation of KVM did not correctly handle certain registers. An attacker in a guest VM could exploit this to cause a host system crash, leading to a denial of service. This only affected 32bit hosts. Ubuntu 6.06 was not affected. Thomas Pollet discovered that the Amateur Radio X.25 Packet Layer Protocol did not correctly validate certain fields. A remote attacker could exploit this to read kernel memory, leading to a loss of privacy. Trond Myklebust discovered that NFS did not correctly handle certain long filenames. An authenticated remote attacker could exploit this to cause a system crash, leading to a denial of service. Only Ubuntu 6.06 was affected. Oleg Nesterov discovered that the kernel did not correctly handle CAP_KILL. A local user could exploit this to send signals to arbitrary processes, leading to a denial of service. Daniel Hokka Zakrisson discovered that signal handling was not correctly limited to process namespaces. A local user could bypass namespace restrictions, possibly leading to a denial of service. Only Ubuntu 8.04 was affected. Pavel Emelyanov discovered that network namespace support for IPv6 was not correctly handled. A remote attacker could send specially crafted IPv6 traffic that would cause a system crash, leading to a denial of service. Only Ubuntu 8.10 and 9.04 were affected. Neil Horman discovered that the e1000 network driver did not correctly validate certain fields. A remote attacker could send a specially crafted packet that would cause a system crash, leading to a denial of service. Pavan Naregundi discovered that CIFS did not correctly check lengths when handling certain mount requests. A remote attacker could send specially crafted traffic to cause a system crash, leading to a denial of service. Simon Vallet and Frank Filz discovered that execute permissions were not correctly handled by NFSv4. A local user could bypass permissions and run restricted programs, possibly leading to an escalation of privileges. Jeff Layton and Suresh Jayaraman discovered buffer overflows in the CIFS client code. A malicious remote server could exploit this to cause a system crash or execute arbitrary code as root. Mikulas Patocka discovered that /proc/iomem was not correctly initialized on Sparc. A local attacker could use this file to crash the system, leading to a denial of service. Ubuntu 6.06 was not affected. Miklos Szeredi discovered that OCFS2 did not correctly handle certain splice operations. A local attacker could exploit this to cause a system hang, leading to a denial of service. Ubuntu 6.06 was not affected SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 tiff It was discovered that the TIFF library did not correctly handle certain malformed TIFF images. If a user or automated system were tricked into processing a malicious image, a remote attacker could cause an application linked against libtiff to crash, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 backuppc It was discovered that BackupPC did not restrict normal users from setting the ClientNameAlias parameter. An authenticated user could exploit this to gain access to unauthorized hosts. This update fixed the issue by preventing normal users from modifying the ClientNameAlias configuration parameter. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 moin It was discovered that several wiki actions and preference settings in MoinMoin were not protected from cross-site request forgery . If an authenticated user were tricked into visiting a malicious website while logged into MoinMoin, a remote attacker could change the user�s configuration or wiki content. It was discovered that MoinMoin did not properly sanitize its input when processing user preferences. An attacker could enter malicious content which when viewed by a user, could render in unexpected ways SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 bind9 Micha Krause discovered that Bind did not correctly validate certain dynamic DNS update packets. An unauthenticated remote attacker could send specially crafted traffic to crash the DNS server, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 nss USN-927-1 fixed vulnerabilities in NSS on Ubuntu 9.10. This update provides the corresponding updates for Ubuntu 9.04. Original advisory details: Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. This update adds support for the new new renegotiation extension and will use it when the server supports it. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 openoffice.org Marc Schoenefeld discovered that OpenOffice.org would run document macros from the macro browser, even when macros were disabled. If a user were tricked into opening a specially crafted document and examining a macro, a remote attacker could execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 apache2 USN-860-1 introduced a partial workaround to Apache that disabled client initiated TLS renegotiation in order to mitigate CVE-2009-3555. USN-990-1 introduced the new RFC5746 renegotiation extension in openssl, and completely resolves the issue. After updating openssl, an Apache server will allow both patched and unpatched web browsers to connect, but unpatched browsers will not be able to renegotiate. This update introduces the new SSLInsecureRenegotiation directive for Apache that may be used to re-enable insecure renegotiations with unpatched web browsers. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. This update adds backported support for the new RFC5746 renegotiation extension and will use it when both the client and the server support it. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 linux linux-source-2.6.15 Solar Designer discovered that the z90crypt driver did not correctly check capabilities. A local attacker could exploit this to shut down the device, leading to a denial of service. Only affected Ubuntu 6.06. Michael Buesch discovered that the SGI GRU driver did not correctly check the length when setting options. A local attacker could exploit this to write to the kernel stack, leading to root privilege escalation or a denial of service. Only affected Ubuntu 8.10 and 9.04. It was discovered that SELinux did not fully implement the mmap_min_addr restrictions. A local attacker could exploit this to allocate the NULL memory page which could lead to further attacks against kernel NULL-dereference vulnerabilities. Ubuntu 6.06 was not affected. Cagri Coltekin discovered that the UDP stack did not correctly handle certain flags. A local user could send specially crafted commands and traffic to gain root privileges or crash the systeam, leading to a denial of service. Only affected Ubuntu 6.06. Hiroshi Shimamoto discovered that monotonic timers did not correctly validate parameters. A local user could make a specially crafted timer request to gain root privileges or crash the system, leading to a denial of service. Only affected Ubuntu 9.04. Michael Buesch discovered that the HPPA ISA EEPROM driver did not correctly validate positions. A local user could make a specially crafted request to gain root privileges or crash the system, leading to a denial of service. Ulrich Drepper discovered that kernel signal stacks were not being correctly padded on 64-bit systems. A local attacker could send specially crafted calls to expose 4 bytes of kernel stack memory, leading to a loss of privacy. Jens Rosenboom discovered that the clone method did not correctly clear certain fields. A local attacker could exploit this to gain privileges or crash the system, leading to a denial of service. It was discovered that the MD driver did not check certain sysfs files. A local attacker with write access to /sys could exploit this to cause a system crash, leading to a denial of service. Ubuntu 6.06 was not affected. Mark Smith discovered that the AppleTalk stack did not correctly manage memory. A remote attacker could send specially crafted traffic to cause the system to consume all available memory, leading to a denial of service. Loïc Minier discovered that eCryptfs did not correctly handle writing to certain deleted files. A local attacker could exploit this to gain root privileges or crash the system, leading to a denial of service. Ubuntu 6.06 was not affected. It was discovered that the LLC, AppleTalk, IR, EConet, Netrom, and ROSE network stacks did not correctly initialize their data structures. A local attacker could make specially crafted calls to read kernel memory, leading to a loss of privacy. It was discovered that the randomization used for Address Space Layout Randomization was predictable within a small window of time. A local attacker could exploit this to leverage further attacks that require knowledge of userspace memory layouts. Eric Paris discovered that NFSv4 did not correctly handle file creation failures. An attacker with write access to an NFSv4 share could exploit this to create files with arbitrary mode bits, leading to privilege escalation or a loss of privacy. Bob Tracy discovered that the SCSI generic driver did not correctly use the right index for array access. A local attacker with write access to a CDR could exploit this to crash the system, leading to a denial of service. Only Ubuntu 9.04 was affected. Jan Kiszka discovered that KVM did not correctly validate certain hypercalls. A local unprivileged attacker in a virtual guest could exploit this to crash the guest kernel, leading to a denial of service. Ubuntu 6.06 was not affected SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 libpam-opie USN-955-1 fixed vulnerabilities in OPIE. This update provides rebuilt libpam-opie packages against the updated libopie library. Original advisory details: Maksymilian Arciemowicz and Adam Zabrocki discovered that OPIE incorrectly handled long usernames. A remote attacker could exploit this with a crafted username and make applications linked against libopie crash, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 krb5 Sol Jerome discovered that the Kerberos kadmind service did not correctly free memory. An unauthenticated remote attacker could send specially crafted traffic to crash the kadmind process, leading to a denial of service. It was discovered that Kerberos did not correctly free memory in the GSSAPI library. If a remote attacker were able to manipulate an application using GSSAPI carefully, the service could crash, leading to a denial of service. It was discovered that Kerberos did not correctly free memory in the GSSAPI and kdb libraries. If a remote attacker were able to manipulate an application using these libraries carefully, the service could crash, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 openoffice.org It was discovered that the XML HMAC signature system did not correctly check certain lengths. If an attacker sent a truncated HMAC, it could bypass authentication, leading to potential privilege escalation. Sebastian Apelt and Frank Reißner discovered that OpenOffice did not correctly import XPM and GIF images. If a user were tricked into opening a specially crafted image, an attacker could execute arbitrary code with user privileges. Nicolas Joly discovered that OpenOffice did not correctly handle certain Word documents. If a user were tricked into opening a specially crafted document, an attacker could execute arbitrary code with user privileges. It was discovered that OpenOffice did not correctly handle certain VBA macros correctly. If a user were tricked into opening a specially crafted document, an attacker could execute arbitrary macro commands, bypassing security controls SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 bind9 It was discovered that Bind would incorrectly cache bogus NXDOMAIN responses. When DNSSEC validation is in use, a remote attacker could exploit this to cause a denial of service, and possibly poison DNS caches. USN-865-1 provided updated Bind packages to fix a security vulnerability. The upstream security patch to fix CVE-2009-4022 was incomplete and CVE-2010-0290 was assigned to the issue. This update corrects the problem. Original advisory details: Michael Sinatra discovered that Bind did not correctly validate certain records added to its cache. When DNSSEC validation is in use, a remote attacker could exploit this to spoof DNS entries and poison DNS caches. Among other things, this could lead to misdirected email and web traffic. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 pidgin It was discovered that Pidgin did not properly handle certain malformed messages when sending a file using the XMPP protocol handler. If a user were tricked into sending a file, a remote attacker could send a specially crafted response and cause Pidgin to crash, or possibly execute arbitrary code with user privileges. It was discovered that Pidgin did not properly handle certain malformed messages in the QQ protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash. This issue only affected Ubuntu 8.10 and 9.04. It was discovered that Pidgin did not properly handle certain malformed messages in the XMPP and Sametime protocol handlers. A remote attacker could send a specially crafted message and cause Pidgin to crash. It was discovered that Pidgin did not properly handle certain malformed messages in the MSN protocol handler. A remote attacker could send a specially crafted message and possibly execute arbitrary code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 kdelibs A buffer overflow was found in the KDE libraries when converting a string to a floating point number. If a user or application linked against kdelibs were tricked into processing crafted input, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that the KDE libraries could use KHTML to process an unknown MIME type. If a user or application linked against kdelibs were tricked into opening a crafted file, an attacker could potentially trigger XMLHTTPRequests to remote sites. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 glibc eglibc Tavis Ormandy discovered multiple flaws in the GNU C Library�s handling of the LD_AUDIT environment variable when running a privileged binary. A local attacker could exploit this to gain root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 ntp Robin Park and Dmitri Vinokurov discovered a logic error in ntpd. A remote attacker could send a crafted NTP mode 7 packet with a spoofed IP address of an affected server and cause a denial of service via CPU and disk resource consumption. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 postgresql-8.1 postgresql-8.3 postgresql-8.4 It was discovered that the Safe.pm module as used by PostgreSQL did not properly restrict PL/perl procedures. If PostgreSQL was configured to use Perl stored procedures, a remote authenticated attacker could exploit this to execute arbitrary Perl code. It was discovered that PostgreSQL did not properly check permissions to restrict PL/Tcl procedures. If PostgreSQL was configured to use Tcl stored procedures, a remote authenticated attacker could exploit this to execute arbitrary Tcl code SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Several flaws were discovered in the Firefox browser and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Attila Suszter discovered a flaw in the way Firefox processed Flash content. If a user were tricked into viewing and navigating within a specially crafted Flash object, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that Firefox did not properly handle some SVG content. An attacker could exploit this to cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A flaw was discovered in the JavaScript engine. If a user were tricked into viewing a malicious website, an attacker could exploit this perform cross-site scripting attacks SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 lftp It was discovered that LFTP incorrectly filtered filenames suggested by Content-Disposition headers. If a user or automated system were tricked into downloading a file from a malicious site, a remote attacker could create the file with an arbitrary name, such as a dotfile, and possibly run arbitrary code. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 apr-util USN-813-1 fixed vulnerabilities in apr. This update provides the corresponding updates for apr-util. Original advisory details: Matt Lewis discovered that apr did not properly sanitize its input when allocating memory. If an application using apr processed crafted input, a remote attacker could cause a denial of service or potentially execute arbitrary code as the user invoking the application. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 It was discovered that the AX.25 network subsystem did not correctly check integer signedness in certain setsockopt calls. A local attacker could exploit this to crash the system, leading to a denial of service. Ubuntu 9.10 was not affected. Jan Beulich discovered that the kernel could leak register contents to 32-bit processes that were switched to 64-bit mode. A local attacker could run a specially crafted binary to read register values from an earlier process, leading to a loss of privacy. Dave Jones discovered that the gdth SCSI driver did not correctly validate array indexes in certain ioctl calls. A local attacker could exploit this to crash the system or gain elevated privileges. Eric Dumazet and Jiri Pirko discovered that the TC and CLS subsystems would leak kernel memory via uninitialized structure members. A local attacker could exploit this to read several bytes of kernel memory, leading to a loss of privacy. Earl Chew discovered race conditions in pipe handling. A local attacker could exploit anonymous pipes via /proc/*/fd/ and crash the system or gain root privileges. Dave Jones and Francois Romieu discovered that the r8169 network driver could be made to leak kernel memory. A remote attacker could send a large number of jumbo frames until the system memory was exhausted, leading to a denial of service. Ubuntu 9.10 was not affected. Ben Hutchings discovered that the ATI Rage 128 video driver did not correctly validate initialization states. A local attacker could make specially crafted ioctl calls to crash the system or gain root privileges. Tomoki Sekiyama discovered that Unix sockets did not correctly verify namespaces. A local attacker could exploit this to cause a system hang, leading to a denial of service. J. Bruce Fields discovered that NFSv4 did not correctly use the credential cache. A local attacker using a mount with AUTH_NULL authentication could exploit this to crash the system or gain root privileges. Only Ubuntu 9.10 was affected. Alexander Zangerl discovered that the kernel keyring did not correctly reference count. A local attacker could issue a series of specially crafted keyring calls to crash the system or gain root privileges. Only Ubuntu 9.10 was affected. David Wagner discovered that KVM did not correctly bounds-check CPUID entries. A local attacker could exploit this to crash the system or possibly gain elevated privileges. Ubuntu 6.06 and 9.10 were not affected. Avi Kivity discovered that KVM did not correctly check privileges when accessing debug registers. A local attacker could exploit this to crash a host system from within a guest system, leading to a denial of service. Ubuntu 6.06 and 9.10 were not affected. Philip Reisner discovered that the connector layer for uvesafb, pohmelfs, dst, and dm did not correctly check capabilties. A local attacker could exploit this to crash the system or gain elevated privileges. Ubuntu 6.06 was not affected. Trond Myklebust discovered that NFSv4 clients did not robustly verify attributes. A malicious remote NFSv4 server could exploit this to crash a client or gain root privileges. Ubuntu 9.10 was not affected. Robin Getz discovered that NOMMU systems did not correctly validate NULL pointers in do_mmap_pgoff calls. A local attacker could attempt to allocate large amounts of memory to crash the system, leading to a denial of service. Only Ubuntu 6.06 and 9.10 were affected. Joseph Malicki discovered that the MegaRAID SAS driver had world-writable option files. A local attacker could exploit these to disrupt the behavior of the controller, leading to a denial of service. Roel Kluin discovered that the Hisax ISDN driver did not correctly check the size of packets. A remote attacker could send specially crafted packets to cause a system crash, leading to a denial of service. Lennert Buytenhek discovered that certain 802.11 states were not handled correctly. A physically-proximate remote attacker could send specially crafted wireless traffic that would crash the system, leading to a denial of service. Only Ubuntu 9.10 was affected SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 firefox firefox-3.0 firefox-3.5 xulrunner-1.9.1 xulrunner-1.9.2 USN-975-1 fixed vulnerabilities in Firefox and Xulrunner. Some users reported stability problems under certain circumstances. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Several dangling pointer vulnerabilities were discovered in Firefox. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. Blake Kaplan and Michal Zalewski discovered several weaknesses in the XPCSafeJSObjectWrapper security wrapper. If a user were tricked into viewing a malicious site, a remote attacker could use this to run arbitrary JavaScript with chrome privileges. Matt Haggard discovered that Firefox did not honor same-origin policy when processing the statusText property of an XMLHttpRequest object. If a user were tricked into viewing a malicious site, a remote attacker could use this to gather information about servers on internal private networks. Chris Rohlf discovered an integer overflow when Firefox processed the HTML frameset element. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Several issues were discovered in the browser engine. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. David Huang and Collin Jackson discovered that the <object> tag could override the charset of a framed HTML document in another origin. An attacker could utilize this to perform cross-site scripting attacks. Paul Stone discovered that with designMode enabled an HTML selection containing JavaScript could be copied and pasted into a document and have the JavaScript execute within the context of the site where the code was dropped. An attacker could utilize this to perform cross-site scripting attacks. A buffer overflow was discovered in Firefox when processing text runs. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Peter Van der Beken, Jason Oster, Jesse Ruderman, Igor Bukanov, Jeff Walden, Gary Kwong and Olli Pettay discovered several flaws in the browser engine. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 linux-ec2 linux-mvl-dove linux-ti-omap Junjiro R. Okajima discovered that knfsd did not correctly handle strict overcommit. A local attacker could exploit this to crash knfsd, leading to a denial of service. Chris Guo, Jukka Taimisto, and Olli Jarva discovered that SCTP did not correctly handle invalid parameters. A remote attacker could send specially crafted traffic that could crash the system, leading to a denial of service. Mario Mikocevic discovered that GFS2 did not correctly handle certain quota structures. A local attacker could exploit this to crash the system, leading to a denial of service. Toshiyuki Okajima discovered that the kernel keyring did not correctly handle dead keyrings. A local attacker could exploit this to crash the system, leading to a denial of service. Brad Spengler discovered that Sparc did not correctly implement non-executable stacks. This made userspace applications vulnerable to exploits that would have been otherwise blocked due to non-executable memory protections. Dan Rosenberg discovered that the btrfs clone function did not correctly validate permissions. A local attacker could exploit this to read sensitive information, leading to a loss of privacy. Dan Rosenberg discovered that GFS2 set_flags function did not correctly validate permissions. A local attacker could exploit this to gain access to files, leading to a loss of privacy and potential privilege escalation. Shi Weihua discovered that btrfs xattr_set_acl function did not correctly validate permissions. A local attacker could exploit this to gain access to files, leading to a loss of privacy and potential privilege escalation. Andre Osterhues discovered that eCryptfs did not correctly calculate hash values. A local attacker with certain uids could exploit this to crash the system or potentially gain root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 9.10 libmikmod It was discovered that libMikMod incorrectly handled songs with different channel counts. If a user were tricked into opening a crafted song file, an attacker could cause a denial of service. It was discovered that libMikMod incorrectly handled certain malformed XM files. If a user were tricked into opening a crafted XM file, an attacker could cause a denial of service. It was discovered that libMikMod incorrectly handled certain malformed Impulse Tracker files. If a user were tricked into opening a crafted Impulse Tracker file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that libMikMod incorrectly handled certain malformed Ultratracker files. If a user were tricked into opening a crafted Ultratracker file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 quassel Jima discovered that quassel would respond to a single privmsg containing multiple CTCP requests with multiple NOTICEs, possibly resulting in a denial of service against the IRC connection. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 qt4-x11 It was discovered that Qt did not properly handle certificates with NULL characters in the Subject Alternative Name field of X.509 certificates. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 moin It was discovered that MoinMoin incorrectly handled hierarchical access control lists. Users could bypass intended access controls under certain circumstances. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 gst-plugins-good0.10 Tielei Wang discovered that GStreamer Good Plugins did not correctly handle malformed PNG image files. If a user were tricked into opening a crafted PNG image file with a GStreamer application, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 audiofile It was discovered that Audio File Library contained a heap-based buffer overflow. If a user or automated system processed a crafted WAV file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. The default compiler options for Ubuntu should reduce this vulnerability to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 poppler It was discovered that poppler contained multiple security issues when parsing malformed PDF documents. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 linux linux-source-2.6.15 Michael Tokarev discovered that the RTL8169 network driver did not correctly validate buffer sizes. A remote attacker on the local network could send specially traffic traffic that would crash the system or potentially grant elevated privileges. Julien Tinnes and Tavis Ormandy discovered that when executing setuid processes the kernel did not clear certain personality flags. A local attacker could exploit this to map the NULL memory page, causing other vulnerabilities to become exploitable. Ubuntu 6.06 was not affected. Matt T. Yourst discovered that KVM did not correctly validate the page table root. A local attacker could exploit this to crash the system, leading to a denial of service. Ubuntu 6.06 was not affected. Ramon de Carvalho Valle discovered that eCryptfs did not correctly validate certain buffer sizes. A local attacker could create specially crafted eCryptfs files to crash the system or gain elevated privileges. Ubuntu 6.06 was not affected SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 krb5 It was discovered that Kerberos did not correctly free memory in the GSSAPI and kdb libraries. If a remote attacker were able to manipulate an application using these libraries carefully, the service could crash, leading to a denial of service. Joel Johnson, Brian Almeida, and Shawn Emery discovered that Kerberos did not correctly verify certain packet structures. An unauthenticated remote attacker could send specially crafted traffic to cause the KDC or kadmind services to crash, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 ffmpeg ffmpeg-debian USN-931-1 fixed vulnerabilities in FFmpeg. The update introduced a regression when trying to play certain multimedia files. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that FFmpeg contained multiple security issues when handling certain multimedia files. If a user were tricked into opening a crafted multimedia file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 openssl Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. This update adds backported support for the new RFC5746 renegotiation extension and will use it when both the client and the server support it. ATTENTION: After applying this update, a patched server will allow both patched and unpatched clients to connect, but unpatched clients will not be able to renegotiate SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 ruby1.8 ruby1.9 It was discovered that Ruby did not properly validate certificates. An attacker could exploit this and present invalid or revoked X.509 certificates. It was discovered that Ruby did not properly handle string arguments that represent large numbers. An attacker could exploit this and cause a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 openssl Dan Kaminsky discovered OpenSSL would still accept certificates with MD2 hash signatures. As a result, an attacker could potentially create a malicious trusted certificate to impersonate another site. This update handles this issue by completely disabling MD2 for certificate validation. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 libpng It was discovered that libpng did not properly handle certain malformed PNG images. If a user or automated system were tricked into opening a crafted PNG file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that libpng did not properly handle certain malformed PNG images. If a user or automated system were tricked into processing a crafted PNG image, an attacker could possibly use this flaw to consume all available resources, resulting in a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 texlive-bin It was discovered that TeX Live incorrectly handled certain long .bib bibliography files. If a user or automated system were tricked into processing a specially crafted bib file, an attacker could cause a denial of service via application crash. This issue only affected Ubuntu 8.04 LTS, 9.04 and 9.10. Marc Schoenefeld, Karel Šrot and Ludwig Nussel discovered that TeX Live incorrectly handled certain malformed dvi files. If a user or automated system were tricked into processing a specially crafted dvi file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. Dan Rosenberg discovered that TeX Live incorrectly handled certain malformed dvi files. If a user or automated system were tricked into processing a specially crafted dvi file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 libmodplug It was discovered that libmodplug did not correctly handle certain parameters when parsing MED media files. If a user or automated system were tricked into opening a crafted MED file, an attacker could execute arbitrary code with privileges of the user invoking the program. Manfred Tremmel and Stanislav Brabec discovered that libmodplug did not correctly handle long instrument names when parsing PAT sample files. If a user or automated system were tricked into opening a crafted PAT file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. This issue only affected Ubuntu 9.04 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 tomcat6 It was discovered that Tomcat incorrectly handled invalid Transfer-Encoding headers. A remote attacker could send specially crafted requests containing invalid headers to the server and cause a denial of service, or possibly obtain sensitive information from other requests. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 firefox firefox-3.0 firefox-3.5 xulrunner-1.9.1 xulrunner-1.9.2 Paul Nickerson, Jesse Ruderman, Olli Pettay, Igor Bukanov, Josh Soref, Gary Kwong, Martijn Wargers, Siddharth Agarwal and Michal Zalewski discovered various flaws in the browser engine. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. Alexander Miller, Sergey Glazunov, and others discovered several flaws in the JavaScript engine. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. Robert Swiecki discovered that Firefox did not properly validate Gopher URLs. If a user were tricked into opening a crafted file via Gopher, an attacker could possibly run arbitrary JavaScript. Eduardo Vela Nava discovered that Firefox could be made to violate the same-origin policy by using modal calls with JavaScript. An attacker could exploit this to steal information from another site. Dmitri GribenkoDmitri Gribenko discovered that Firefox did not properly setup the LD_LIBRARY_PATH environment variable. A local attacker could exploit this to execute arbitrary code as the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 poppler USN-850-1 fixed vulnerabilities in poppler. The security fix for CVE-2009-3605 introduced a regression that would cause certain applications, such as Okular, to segfault when opening certain PDF files. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that poppler contained multiple security issues when parsing malformed PDF documents. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 newt Miroslav Lichvar discovered that Newt incorrectly handled rendering in a text box. An attacker could exploit this and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 vte Janne Snabb discovered that applications using VTE, such as gnome-terminal, did not correctly filter window and icon title request escape codes. If a user were tricked into viewing specially crafted output in their terminal, a remote attacker could execute arbitrary commands with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 php5 It was discovered that PHP did not properly handle certain malformed JPEG images when being parsed by the Exif module. A remote attacker could exploit this flaw and cause the PHP server to crash, resulting in a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Several flaws were discovered in the browser engine. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that Firefox displayed certain Unicode characters which could be visually confused with punctuation in valid web addresses in the location bar. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Several flaws were discovered in the way Firefox processed malformed URI schemes. If a user were tricked into viewing a malicious website, a remote attacker could execute arbitrary JavaScript or steal private data. Cefn Hoile discovered Firefox did not adequately protect against embedded third-party stylesheets. An attacker could exploit this to perform script injection attacks using XBL bindings. Paolo Amadini discovered that Firefox would submit POST data when reloading an inner frame of a web page. If a user were tricked into viewing a malicious website, a remote attacker could steal private data SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 cups cupsys Aaron Sigel discovered that the CUPS web interface incorrectly protected against cross-site scripting and cross-site request forgery attacks. If an authenticated user were tricked into visiting a malicious website while logged into CUPS, a remote attacker could modify the CUPS configuration and possibly steal confidential data. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 koffice Will Dormann, Alin Rad Pop, Braden Thomas, and Drew Yao discovered that the Xpdf used in KOffice contained multiple security issues in its JBIG2 decoder. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. It was discovered that the Xpdf used in KOffice contained multiple security issues when parsing malformed PDF documents. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. KOffice in Ubuntu 9.04 uses a very old version of Xpdf to import PDFs into KWord. Upstream KDE no longer supports PDF import in KOffice and as a result it was dropped in Ubuntu 9.10. While an attempt was made to fix the above issues, the maintenance burden for supporting this very old version of Xpdf outweighed its utility, and PDF import is now also disabled in Ubuntu 9.04. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 9.10 netpbm-free Marc Schoenefeld discovered a buffer overflow in Netpbm when loading certain images. If a user or automated system were tricked into opening a specially crafted XPM image, a remote attacker could crash Netpbm. The default compiler options for affected releases should reduce the vulnerability to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 cups cupsys Adrian Pastor and Tim Starling discovered that the CUPS web interface incorrectly protected against cross-site request forgery attacks. If an authenticated user were tricked into visiting a malicious website while logged into CUPS, a remote attacker could modify the CUPS configuration and possibly steal confidential data. It was discovered that CUPS did not properly handle memory allocations in the texttops filter. If a user or automated system were tricked into printing a crafted text file, a remote attacker could cause a denial of service or possibly execute arbitrary code with privileges of the CUPS user . Luca Carettoni discovered that the CUPS web interface incorrectly handled form variables. A remote attacker who had access to the CUPS web interface could use this flaw to read a limited amount of memory from the cupsd process and possibly obtain confidential data SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 clamav USN-986-1 fixed a vulnerability in bzip2. This update provides the corresponding update for ClamAV. Original advisory details: An integer overflow was discovered in bzip2. If a user or automated system were tricked into decompressing a crafted bz2 file, an attacker could cause bzip2 or any application linked against libbz2 to crash or possibly execute code as the user running the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 postgresql-8.1 postgresql-8.3 postgresql-8.4 It was discovered that PostgreSQL did not properly enforce permissions within sessions when PL/Perl and PL/Tcl functions or operators were redefined. A remote authenticated attacker could exploit this to execute arbitrary code with permissions of a different user, possibly leading to privilege escalation. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 sudo Valerio Costamagna discovered that sudo did not properly validate the path for the "sudoedit" pseudo-command when the PATH contained only a dot. If secure_path and ignore_dot were disabled, a local attacker could exploit this to execute arbitrary code as root if sudo was configured to allow the attacker to use sudoedit. By default, secure_path is used and the sudoedit pseudo-command is not used in Ubuntu. This is a different but related issue to CVE-2010-0426. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 dhcp3 It was discovered that the DHCP client as included in dhcp3 did not verify the length of certain option fields when processing a response from an IPv4 dhcp server. If a user running Ubuntu 6.06 LTS or 8.04 LTS connected to a malicious dhcp server, a remote attacker could cause a denial of service or execute arbitrary code as the user invoking the program, typically the "dhcp" user. For users running Ubuntu 8.10 or 9.04, a remote attacker should only be able to cause a denial of service in the DHCP client. In Ubuntu 9.04, attackers would also be isolated by the AppArmor dhclient3 profile. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 samba Ronald Volgers discovered that the mount.cifs utility, when installed as a setuid program, suffered from a race condition when verifying user permissions. A local attacker could trick samba into mounting over arbitrary locations, leading to a root privilege escalation. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-ec2 linux-fsl-imx51 linux-mvl-dove linux-source-2.6.15 linux-ti-omap Gael Delalleu, Rafal Wojtczuk, and Brad Spengler discovered that the memory manager did not properly handle when applications grow stacks into adjacent memory regions. A local attacker could exploit this to gain control of certain applications, potentially leading to privilege escalation, as demonstrated in attacks against the X server. Kees Cook discovered that under certain situations the ioctl subsystem for DRM did not properly sanitize its arguments. A local attacker could exploit this to read previously freed kernel memory, leading to a loss of privacy. Ben Hawkes discovered an integer overflow in the Controller Area Network subsystem when setting up frame content and filtering certain messages. An attacker could send specially crafted CAN traffic to crash the system or gain root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 libcompress-raw-zlib-perl perl It was discovered that the Compress::Raw::Zlib Perl module incorrectly handled certain zlib compressed streams. If a user or automated system were tricked into processing a specially crafted compressed stream or file, a remote attacker could crash the application, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 gzip It was discovered that gzip incorrectly handled certain malformed compressed files. If a user or automated system were tricked into opening a specially crafted gzip file, an attacker could cause gzip to crash or possibly execute arbitrary code with the privileges of the user invoking the program. Aki Helin discovered that gzip incorrectly handled certain malformed files compressed with the Lempel–Ziv–Welch algorithm. If a user or automated system were tricked into opening a specially crafted gzip file, an attacker could cause gzip to crash or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 avahi It was discovered that Avahi incorrectly handled certain mDNS query packets when the reflector feature is enabled, which is not the default configuration on Ubuntu. A remote attacker could send crafted mDNS queries and perform a denial of service on the server and on the network. This issue only affected Ubuntu 8.04 LTS and 9.04. It was discovered that Avahi incorrectly handled mDNS packets with corrupted checksums. A remote attacker could send crafted mDNS packets and cause Avahi to crash, resulting in a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 linux linux-ec2 linux-source-2.6.15 Joel Becker discovered that OCFS2 did not correctly validate on-disk symlink structures. If an attacker were able to trick a user or automated system into mounting a specially crafted filesystem, it could crash the system or exposde kernel memory, leading to a loss of privacy. Al Viro discovered a race condition in the TTY driver. A local attacker could exploit this to crash the system, leading to a denial of service. Dan Rosenberg discovered that the MOVE_EXT ext4 ioctl did not correctly check file permissions. A local attacker could overwrite append-only files, leading to potential data loss. Dan Rosenberg discovered that the swapexit xfs ioctl did not correctly check file permissions. A local attacker could exploit this to read from write-only files, leading to a loss of privacy. Suresh Jayaraman discovered that CIFS did not correctly validate certain response packats. A remote attacker could send specially crafted traffic that would crash the system, leading to a denial of service. Ben Hutchings discovered that the ethtool interface did not correctly check certain sizes. A local attacker could perform malicious ioctl calls that could crash the system, leading to a denial of service. James Chapman discovered that L2TP did not correctly evaluate checksum capabilities. If an attacker could make malicious routing changes, they could crash the system, leading to a denial of service. Neil Brown discovered that NFSv4 did not correctly check certain write requests. A remote attacker could send specially crafted traffic that could crash the system or possibly gain root privileges. David Howells discovered that DNS resolution in CIFS could be spoofed. A local attacker could exploit this to control DNS replies, leading to a loss of privacy and possible privilege escalation. Bob Peterson discovered that GFS2 rename operations did not correctly validate certain sizes. A local attacker could exploit this to crash the system, leading to a denial of service. Eric Dumazet discovered that many network functions could leak kernel stack contents. A local attacker could exploit this to read portions of kernel memory, leading to a loss of privacy. Sergey Vlasov discovered that JFS did not correctly handle certain extended attributes. A local attacker could bypass namespace access rules, leading to a loss of privacy. Tavis Ormandy discovered that the IRDA subsystem did not correctly shut down. A local attacker could exploit this to cause the system to crash or possibly gain root privileges. Brad Spengler discovered that the wireless extensions did not correctly validate certain request sizes. A local attacker could exploit this to read portions of kernel memory, leading to a loss of privacy. Tavis Ormandy discovered that the session keyring did not correctly check for its parent. On systems without a default session keyring, a local attacker could exploit this to crash the system, leading to a denial of service. Kees Cook discovered that the V4L1 32bit compat interface did not correctly validate certain parameters. A local attacker on a 64bit system with access to a video device could exploit this to gain root privileges. Toshiyuki Okajima discovered that ext4 did not correctly check certain parameters. A local attacker could exploit this to crash the system or overwrite the last block of large files. Tavis Ormandy discovered that the AIO subsystem did not correctly validate certain parameters. A local attacker could exploit this to crash the system or possibly gain root privileges. Dan Rosenberg discovered that certain XFS ioctls leaked kernel stack contents. A local attacker could exploit this to read portions of kernel memory, leading to a loss of privacy. Tavis Ormandy discovered that the OSS sequencer device did not correctly shut down. A local attacker could exploit this to crash the system or possibly gain root privileges. Dan Rosenberg discovered that the ROSE driver did not correctly check parameters. A local attacker with access to a ROSE network device could exploit this to crash the system or possibly gain root privileges. Thomas Dreibholz discovered that SCTP did not correctly handle appending packet chunks. A remote attacker could send specially crafted traffic to crash the system, leading to a denial of service. Dan Rosenberg discovered that the CD driver did not correctly check parameters. A local attacker could exploit this to read arbitrary kernel memory, leading to a loss of privacy. Dan Rosenberg discovered that the Sound subsystem did not correctly validate parameters. A local attacker could exploit this to crash the system, leading to a denial of service. Dan Rosenberg discovered that SCTP did not correctly handle HMAC calculations. A remote attacker could send specially crafted traffic that would crash the system, leading to a denial of service. Dan Rosenberg discovered that the RDS network protocol did not correctly check certain parameters. A local attacker could exploit this gain root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 moodle Christian Eibl discovered that the TeX filter in Moodle allowed any function to be used. An authenticated remote attacker could post a specially crafted TeX formula to execute arbitrary TeX functions, potentially reading any file accessible to the web server user, leading to a loss of privacy SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 moin It was discovered that MoinMoin did not properly sanitize its input, resulting in cross-site scripting vulnerabilities. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 w3m Ludwig Nussel discovered w3m does not properly handle SSL/TLS certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 acpid It was discovered that acpid did not properly handle a large number of connections. A local user could exploit this and monopolize CPU resources, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 firefox firefox-3.0 firefox-3.5 xulrunner-1.9.1 xulrunner-1.9.2 Several dangling pointer vulnerabilities were discovered in Firefox. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. Blake Kaplan and Michal Zalewski discovered several weaknesses in the XPCSafeJSObjectWrapper security wrapper. If a user were tricked into viewing a malicious site, a remote attacker could use this to run arbitrary JavaScript with chrome privileges. Matt Haggard discovered that Firefox did not honor same-origin policy when processing the statusText property of an XMLHttpRequest object. If a user were tricked into viewing a malicious site, a remote attacker could use this to gather information about servers on internal private networks. Chris Rohlf discovered an integer overflow when Firefox processed the HTML frameset element. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Several issues were discovered in the browser engine. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. David Huang and Collin Jackson discovered that the <object> tag could override the charset of a framed HTML document in another origin. An attacker could utilize this to perform cross-site scripting attacks. Paul Stone discovered that with designMode enabled an HTML selection containing JavaScript could be copied and pasted into a document and have the JavaScript execute within the context of the site where the code was dropped. An attacker could utilize this to perform cross-site scripting attacks. A buffer overflow was discovered in Firefox when processing text runs. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Peter Van der Beken, Jason Oster, Jesse Ruderman, Igor Bukanov, Jeff Walden, Gary Kwong and Olli Pettay discovered several flaws in the browser engine. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 apache2 Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. The flaw is with TLS renegotiation and potentially affects any software that supports this feature. Attacks against the HTTPS protocol are known, with the severity of the issue depending on the safeguards used in the web application. Until the TLS protocol and underlying libraries are adjusted to defend against this vulnerability, a partial, temporary workaround has been applied to Apache that disables client initiated TLS renegotiation. This update does not protect against server initiated TLS renegotiation when using SSLVerifyClient and SSLCipherSuite on a per Directory or Location basis. Users can defend againt server inititiated TLS renegotiation attacks by adjusting their Apache configuration to use SSLVerifyClient and SSLCipherSuite only on the server or virtual host level. It was discovered that mod_proxy_ftp in Apache did not properly sanitize its input when processing replies to EPASV and PASV commands. An attacker could use this to cause a denial of service in the Apache child process. Another flaw was discovered in mod_proxy_ftp. If Apache is configured as a reverse proxy, an attacker could send a crafted HTTP header to bypass intended access controls and send arbitrary commands to the FTP server SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 nss Richard Moore discovered that NSS would sometimes incorrectly match an SSL certificate which had a Common Name that used a wildcard followed by a partial IP address. While it is very unlikely that a Certificate Authority would issue such a certificate, if an attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information. Nelson Bolyard discovered a weakness in the Diffie-Hellman Ephemeral mode key exchange implementation which allowed servers to use a too small key length SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 dvipng Dan Rosenberg discovered that dvipng incorrectly handled certain malformed dvi files. If a user or automated system were tricked into processing a specially crafted dvi file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 USN-873-1 fixed vulnerabilities in Firefox and Xulrunner. The upstream changes introduced a regression when using NTLM authentication. This update fixes the problem and added additional stability fixes. We apologize for the inconvenience. Original advisory details: Jesse Ruderman, Josh Soref, Martijn Wargers, Jose Angel, Olli Pettay, and David James discovered several flaws in the browser and JavaScript engines of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Takehiro Takahashi discovered flaws in the NTLM implementation in Firefox. If an NTLM authenticated user visited a malicious website, a remote attacker could send requests to other applications, authenticated as the user. Jonathan Morgan discovered that Firefox did not properly display SSL indicators under certain circumstances. This could be used by an attacker to spoof an encrypted page, such as in a phishing attack. Jordi Chancel discovered that Firefox did not properly display invalid URLs for a blank page. If a user were tricked into accessing a malicious website, an attacker could exploit this to spoof the location bar, such as in a phishing attack SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 squid It was discovered that Squid incorrectly handled certain auth headers. A remote attacker could exploit this with a specially-crafted auth header and cause Squid to go into an infinite loop, resulting in a denial of service. This issue only affected Ubuntu 8.10, 9.04 and 9.10. It was discovered that Squid incorrectly handled certain DNS packets. A remote attacker could exploit this with a specially-crafted DNS packet and cause Squid to crash, resulting in a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 bind9 Michael Sinatra discovered that Bind did not correctly validate certain records added to its cache. When DNSSEC validation is in use, a remote attacker could exploit this to spoof DNS entries and poison DNS caches. Among other things, this could lead to misdirected email and web traffic. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 moin It was discovered that MoinMoin did not properly sanitize its input when processing Despam actions, resulting in cross-site scripting vulnerabilities. If a privileged wiki user were tricked into performing the Despam action on a page with a crafted title, a remote attacker could exploit this to execute JavaScript code. It was discovered that the TextCha protection in MoinMoin could be bypassed by submitting a crafted form request. This issue only affected Ubuntu 8.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 cups cupsys It was discovered that the CUPS scheduler did not properly handle certain network operations. A remote attacker could exploit this flaw and cause the CUPS server to crash, resulting in a denial of service. This issue only affected Ubuntu 8.04 LTS, 8.10, 9.04 and 9.10. Ronald Volgers discovered that the CUPS lppasswd tool could be made to load localized message strings from arbitrary files by setting an environment variable. A local attacker could exploit this with a format-string vulnerability leading to a root privilege escalation. The default compiler options for Ubuntu 8.10, 9.04 and 9.10 should reduce this vulnerability to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 lvm2 The cluster logical volume manager daemon in LVM2 did not correctly validate credentials. A local user could use this flaw to manipulate logical volumes without root privileges and cause a denial of service in the cluster. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 libnss-db Stephane Chazelas discovered that libnss-db did not correctly set up a database environment. A local attacker could exploit this to read the first line of arbitrary files, leading to a loss of privacy and possibly privilege escalation. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 postgresql-8.1 postgresql-8.3 postgresql-8.4 It was discovered that PostgreSQL did not properly handle certificates with NULL characters in the Common Name field of X.509 certificates. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. It was discovered that PostgreSQL did not properly manage session-local state. A remote authenticated user could exploit this to escalate priviliges within PostgreSQL SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 6.06 Ubuntu 9.04 samba Jun Mao discovered that Samba did not correctly validate SMB1 packet contents. An unauthenticated remote attacker could send specially crafted network traffic that could execute arbitrary code as the root user. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 ant apturl epiphany-browser gluezilla gnome-python-extras liferea mozvoikko openjdk-6 packagekit ubufox webfav yelp USN-930-4 fixed vulnerabilities in Firefox and Xulrunner on Ubuntu 9.04 and 9.10. This update provides updated packages for use with Firefox 3.6 and Xulrunner 1.9.2. Original advisory details: If was discovered that Firefox could be made to access freed memory. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS. Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A flaw was discovered in the way plugin instances interacted. An attacker could potentially exploit this and use one plugin to access freed memory from a second plugin to execute arbitrary code with the privileges of the user invoking the program. An integer overflow was discovered in Firefox. If a user were tricked into viewing a malicious site, an attacker could overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Martin Barbella discovered an integer overflow in an XSLT node sorting routine. An attacker could exploit this to overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Michal Zalewski discovered that the focus behavior of Firefox could be subverted. If a user were tricked into viewing a malicious site, a remote attacker could use this to capture keystrokes. Ilja van Sprundel discovered that the "Content-Disposition: attachment" HTTP header was ignored when "Content-Type: multipart" was also present. Under certain circumstances, this could potentially lead to cross-site scripting attacks. Amit Klein discovered that Firefox did not seed its random number generator often enough. An attacker could exploit this to identify and track users across different web sites. Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. An integer overflow was discovered in how Firefox processed plugin parameters. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. A flaw was discovered in the Firefox JavaScript engine. If a user were tricked into viewing a malicious site, a remote attacker code execute arbitrary JavaScript with chrome privileges. An integer overflow was discovered in how Firefox processed CSS values. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. An integer overflow was discovered in how Firefox interpreted the XUL <tree> element. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Aki Helin discovered that libpng did not properly handle certain malformed PNG images. If a user were tricked into opening a crafted PNG file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Yosuke Hasegawa and Vladimir Vukicevic discovered that the same-origin check in Firefox could be bypassed by utilizing the importScripts Web Worker method. If a user were tricked into viewing a malicious website, an attacker could exploit this to read data from other domains. O. Andersen that Firefox did not properly map undefined positions within certain 8 bit encodings. An attacker could utilize this to perform cross-site scripting attacks. Michal Zalewski discovered flaws in how Firefox processed the HTTP 204 code. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Jordi Chancel discovered that Firefox did not properly handle when a server responds to an HTTPS request with plaintext and then processes JavaScript history events. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Chris Evans discovered that Firefox did not properly process improper CSS selectors. If a user were tricked into viewing a malicious website, an attacker could exploit this to read data from other domains. Soroush Dalili discovered that Firefox did not properly handle script error output. An attacker could use this to access URL parameters from other domains SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 irssi USN-929-1 fixed vulnerabilities in irssi. The upstream changes introduced a regression when using irssi with SSL and an IRC proxy. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that irssi did not perform certificate host validation when using SSL connections. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Aurelien Delaitre discovered that irssi could be made to dereference a NULL pointer when a user left the channel. A remote attacker could cause a denial of service via application crash. This update also adds SSLv3 and TLSv1 support, while disabling the old, insecure SSLv2 protocol. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 mpfr It was discovered that MPFR improperly handled string lengths in its print routines. If a user or automated system were tricked into processing specially crafted data with applications linked against MPFR, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 ffmpeg ffmpeg-debian It was discovered that FFmpeg contained multiple security issues when handling certain multimedia files. If a user were tricked into opening a crafted multimedia file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 pam Russell Senior discovered that the system authentication module selection mechanism for PAM did not safely handle an empty selection. If an administrator had specifically removed the default list of modules or failed to chose a module when operating debconf in a very unlikely non-default configuration, PAM would allow any authentication attempt, which could lead to remote attackers gaining access to a system with arbitrary privileges. This did not affect default Ubuntu installations. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 thunderbird Several flaws were discovered in the JavaScript engine of Thunderbird. If a user had JavaScript enabled and were tricked into viewing malicious web content, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Josh Soref discovered that the BinHex decoder used in Thunderbird contained a flaw. If a user were tricked into viewing malicious content, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that Thunderbird did not properly manage memory when using XUL tree elements. If a user were tricked into viewing malicious content, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Jesse Ruderman and Sid Stamm discovered that Thunderbird did not properly display filenames containing right-to-left override characters. If a user were tricked into opening a malicious file with a crafted filename, an attacker could exploit this to trick the user into opening a different file than the user expected. Takehiro Takahashi discovered flaws in the NTLM implementation in Thunderbird. If an NTLM authenticated user opened content containing links to a malicious website, a remote attacker could send requests to other applications, authenticated as the user. Ludovic Hirlimann discovered a flaw in the way Thunderbird indexed certain messages with attachments. A remote attacker could send specially crafted content and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 Mathias Krause discovered that the Linux kernel did not correctly handle missing ELF interpreters. A local attacker could exploit this to cause the system to crash, leading to a denial of service. Marcelo Tosatti discovered that the Linux kernel�s hardware virtualization did not correctly handle reading the /dev/port special device. A local attacker in a guest operating system could issue a specific read that would cause the host system to crash, leading to a denial of service. Sebastian Krahmer discovered that the Linux kernel did not correctly handle netlink connector messages. A local attacker could exploit this to consume kernel memory, leading to a denial of service. Ramon de Carvalho Valle discovered that the Linux kernel did not correctly validate certain memory migration calls. A local attacker could exploit this to read arbitrary kernel memory or cause a system crash, leading to a denial of service. Jermome Marchand and Mikael Pettersson discovered that the Linux kernel did not correctly handle certain futex operations. A local attacker could exploit this to cause a system crash, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 python2.4 USN-890-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for the PyExpat module in Python 2.4. Original advisory details: Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did not properly process malformed XML. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash. It was discovered that Expat did not properly process malformed UTF-8 sequences. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 libthai Tim Starling discovered that LibThai did not correctly handle long strings. A remote attacker could use specially-formed strings to execute arbitrary code with the user�s privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 icu It was discovered that ICU did not properly handle invalid byte sequences during Unicode conversion. If an application using ICU processed crafted data, content security mechanisms could be bypassed, potentially leading to cross-site scripting attacks. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 Ben Hawkes discovered that the Linux kernel did not correctly validate memory ranges on 64bit kernels when allocating memory on behalf of 32bit system calls. On a 64bit system, a local attacker could perform malicious multicast getsockopt calls to gain root privileges. Ben Hawkes discovered that the Linux kernel did not correctly filter registers on 64bit kernels when performing 32bit system calls. On a 64bit system, a local attacker could manipulate 32bit system calls to gain root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 postgresql-8.1 postgresql-8.3 postgresql-8.4 It was discovered that PostgreSQL did not properly sanitize its input when using substring with a SELECT statement. A remote authenticated attacker could exploit this to cause a denial of service via application crash. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 libwww-perl It was discovered that libwww-perl incorrectly filtered filenames suggested by Content-Disposition headers. If a user were tricked into downloading a file from a malicious site, a remote attacker could overwrite hidden files in the user�s directory. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 kdebase-runtime It was discovered that the KIO subsystem of KDE did not properly perform input validation when processing help:// URIs. If a user or KIO application processed a crafted help:// URI, an attacker could trigger JavaScript execution or access files via directory traversal. SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 opie Maksymilian Arciemowicz and Adam Zabrocki discovered that OPIE incorrectly handled long usernames. A remote attacker could exploit this with a crafted username and make applications linked against libopie crash, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 thunderbird USN-927-1 fixed vulnerabilities in NSS. This update provides the Thunderbird update to use the new NSS. Original advisory details: Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. This update adds support for the new new renegotiation extension and will use it when the server supports it. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 Amerigo Wang and Eric Sesterhenn discovered that the HFS and ext4 filesystems did not correctly check certain disk structures. If a user were tricked into mounting a specially crafted filesystem, a remote attacker could crash the system or gain root privileges. It was discovered that FUSE did not correctly check certain requests. A local attacker with access to FUSE mounts could exploit this to crash the system or possibly gain root privileges. Ubuntu 9.10 was not affected. It was discovered that KVM did not correctly decode certain guest instructions. A local attacker in a guest could exploit this to trigger high scheduling latency in the host, leading to a denial of service. Ubuntu 6.06 was not affected. It was discovered that the OHCI fireware driver did not correctly handle certain ioctls. A local attacker could exploit this to crash the system, or possibly gain root privileges. Ubuntu 6.06 was not affected. Tavis Ormandy discovered that the kernel did not correctly handle O_ASYNC on locked files. A local attacker could exploit this to gain root privileges. Only Ubuntu 9.04 and 9.10 were affected. Neil Horman and Eugene Teo discovered that the e1000 and e1000e network drivers did not correctly check the size of Ethernet frames. An attacker on the local network could send specially crafted traffic to bypass packet filters, crash the system, or possibly gain root privileges. It was discovered that "print-fatal-signals" reporting could show arbitrary kernel memory contents. A local attacker could exploit this, leading to a loss of privacy. By default this is disabled in Ubuntu and did not affect Ubuntu 6.06. Olli Jarva and Tuomo Untinen discovered that IPv6 did not correctly handle jumbo frames. A remote attacker could exploit this to crash the system, leading to a denial of service. Only Ubuntu 9.04 and 9.10 were affected. Florian Westphal discovered that bridging netfilter rules could be modified by unprivileged users. A local attacker could disrupt network traffic, leading to a denial of service. Al Viro discovered that certain mremap operations could leak kernel memory. A local attacker could exploit this to consume all available memory, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 apache2 It was discovered that mod_proxy_http did not properly handle a large amount of streamed data when used as a reverse proxy. A remote attacker could exploit this and cause a denial of service via memory resource consumption. This issue affected Ubuntu 8.04 LTS, 8.10 and 9.04. It was discovered that mod_deflate did not abort compressing large files when the connection was closed. A remote attacker could exploit this and cause a denial of service via CPU resource consumption SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 mimetex Chris Evans discovered that mimeTeX incorrectly handled certain long tags. An attacker could exploit this with a crafted mimeTeX expression and cause a denial of service or possibly execute arbitrary code. Chris Evans discovered that mimeTeX contained certain directives that may be unsuitable for handling untrusted user input. This update fixed the issue by disabling the \input and \counter tags SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 krb5 It was discovered that Kerberos did not correctly handle invalid AES blocks. An unauthenticated remote attacker could send specially crafted traffic that would crash the KDC service, leading to a denial of service, or possibly execute arbitrary code with root privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 gnupg2 It was discovered that GPGSM in GnuPG2 did not correctly handle certificates with a large number of Subject Alternate Names. If a user or automated system were tricked into processing a specially crafted certificate, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Orlando Barrera II discovered a flaw in the Web Workers implementation of Firefox. If a user were tricked into posting to a malicious website, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Alin Rad Pop discovered that Firefox�s HTML parser would incorrectly free memory under certain circumstances. If the browser could be made to access these freed memory objects, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program. Hidetake Jo discovered that the showModalDialog in Firefox did not always honor the same-origin policy. An attacker could exploit this to run untrusted JavaScript from other domains. Georgi Guninski discovered that the same-origin check in Firefox could be bypassed by utilizing a crafted SVG image. If a user were tricked into viewing a malicious website, an attacker could exploit this to read data from other domains SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 expat Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did not properly process malformed XML. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash. It was discovered that Expat did not properly process malformed UTF-8 sequences. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 bzip2 An integer overflow was discovered in bzip2. If a user or automated system were tricked into decompressing a crafted bz2 file, an attacker could cause bzip2 or any application linked against libbz2 to crash or possibly execute code as the user running the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 openjdk-6 Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. It was discovered that Loader-constraint table, Policy/PolicyFile, Inflater/Deflater, drag/drop access, and deserialization did not correctly handle certain sensitive objects. If a user were tricked into running a specially crafted applet, private information could be leaked to a remote attacker, leading to a loss of privacy. It was discovered that AtomicReferenceArray, System.arraycopy, InetAddress, and HashAttributeSet did not correctly handle certain situations. If a remote attacker could trigger specific error conditions, a Java application could crash, leading to a denial of service. It was discovered that Pack200, CMM readMabCurveData, ImagingLib, and the AWT library did not correctly check buffer lengths. If a user or automated system were tricked into handling specially crafted JAR files or images, a remote attacker could crash the Java application or possibly gain user privileges . It was discovered that applets did not correctly handle certain trust chains. If a user were tricked into running a specially crafted applet, a remote attacker could possibly run untrusted code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 freetype It was discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 firefox-3.0 firefox-3.5 xulrunner-1.9.2 USN-930-1 fixed vulnerabilities in Firefox and Xulrunner. This update provides the corresponding updates for Ubuntu 9.04 and 9.10, along with additional updates affecting Firefox 3.6.6. Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. An integer overflow was discovered in how Firefox processed plugin parameters. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. A flaw was discovered in the Firefox JavaScript engine. If a user were tricked into viewing a malicious site, a remote attacker code execute arbitrary JavaScript with chrome privileges. An integer overflow was discovered in how Firefox processed CSS values. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. An integer overflow was discovered in how Firefox interpreted the XUL <tree> element. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. Aki Helin discovered that libpng did not properly handle certain malformed PNG images. If a user were tricked into opening a crafted PNG file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Yosuke Hasegawa and Vladimir Vukicevic discovered that the same-origin check in Firefox could be bypassed by utilizing the importScripts Web Worker method. If a user were tricked into viewing a malicious website, an attacker could exploit this to read data from other domains. O. Andersen that Firefox did not properly map undefined positions within certain 8 bit encodings. An attacker could utilize this to perform cross-site scripting attacks. Michal Zalewski discovered flaws in how Firefox processed the HTTP 204 code. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Jordi Chancel discovered that Firefox did not properly handle when a server responds to an HTTPS request with plaintext and then processes JavaScript history events. An attacker could exploit this to spoof the location bar, such as in a phishing attack. Chris Evans discovered that Firefox did not properly process improper CSS selectors. If a user were tricked into viewing a malicious website, an attacker could exploit this to read data from other domains. Soroush Dalili discovered that Firefox did not properly handle script error output. An attacker could use this to access URL parameters from other domains. Original advisory details: If was discovered that Firefox could be made to access freed memory. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A flaw was discovered in the way plugin instances interacted. An attacker could potentially exploit this and use one plugin to access freed memory from a second plugin to execute arbitrary code with the privileges of the user invoking the program. An integer overflow was discovered in Firefox. If a user were tricked into viewing a malicious site, an attacker could overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Martin Barbella discovered an integer overflow in an XSLT node sorting routine. An attacker could exploit this to overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Michal Zalewski discovered that the focus behavior of Firefox could be subverted. If a user were tricked into viewing a malicious site, a remote attacker could use this to capture keystrokes. Ilja van Sprundel discovered that the "Content-Disposition: attachment" HTTP header was ignored when "Content-Type: multipart" was also present. Under certain circumstances, this could potentially lead to cross-site scripting attacks. Amit Klein discovered that Firefox did not seed its random number generator often enough. An attacker could exploit this to identify and track users across different web sites SecPod Team DRAFT INTERIM ACCEPTED Jerome Athias INTERIM Sergey Artykhov ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 clamav It was discovered that ClamAV did not properly reallocate memory when processing certain PDF files. A remote attacker could send a specially crafted PDF and crash ClamAV. An out of bounds memory access flaw was discovered in ClamAV. A remote attacker could send a specially crafted Portable Executable file and crash ClamAV. This issue only affected Ubuntu 10.04 LTS SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 libthai Tim Starling discovered that LibThai did not correctly handle long strings. A remote attacker could use specially-formed strings to execute arbitrary code with the user�s privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 emacs22 emacs23 Dan Rosenberg discovered that the email helper in Emacs did not correctly check file permissions. A local attacker could perform a symlink race to read or append to another user�s mailbox if it was stored under a group-writable group-"mail" directory. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 firefox-3.0 firefox-3.5 xulrunner-1.9 xulrunner-1.9.1 Alin Rad Pop discovered a heap-based buffer overflow in Firefox when it converted strings to floating point numbers. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Jeremy Brown discovered that the Firefox Download Manager was vulnerable to symlink attacks. A local attacker could exploit this to create or overwrite files with the privileges of the user invoking the program. Paul Stone discovered a flaw in the Firefox form history. If a user were tricked into viewing a malicious website, a remote attacker could access this data to steal confidential information. Orlando Berrera discovered that Firefox did not properly free memory when using web-workers. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 9.10. A flaw was discovered in the way Firefox processed Proxy Auto-configuration files. If a user configured the browser to use PAC files with certain regular expressions, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A heap-based buffer overflow was discovered in Mozilla�s GIF image parser. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A flaw was discovered in the JavaScript engine of Firefox. An attacker could exploit this to execute scripts from page content with chrome privileges. Gregory Fleischer discovered that the same-origin check in Firefox could be bypassed by utilizing the document.getSelection function. An attacker could exploit this to read data from other domains. Jesse Ruderman and Sid Stamm discovered that Firefox did not properly display filenames containing right-to-left override characters. If a user were tricked into downloading a malicious file with a crafted filename, an attacker could exploit this to trick the user into opening a different file than the user expected. Several flaws were discovered in third party media libraries. If a user were tricked into opening a crafted media file, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 9.10. Vladimir Vukicevic, Jesse Ruderman, Martijn Wargers, Daniel Banchero, David Keeler, Boris Zbarsky, Thomas Frederiksen, Marcia Knous, Carsten Book, Kevin Brosnan, David Anderson and Jeff Walden discovered various flaws in the browser and JavaScript engines of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 webkit It was discovered that WebKit did not properly handle certain SVGPathList data structures. If a user were tricked into viewing a malicious website, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program. Several flaws were discovered in the WebKit browser and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that WebKit did not prevent the loading of local Java applets. If a user were tricked into viewing a malicious website, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 libvirt It was discovered that libvirt would probe disk backing stores without consulting the defined format for the disk. A privileged attacker in the guest could exploit this to read arbitrary files on the host. This issue only affected Ubuntu 10.04 LTS. By default, guests are confined by an AppArmor profile which provided partial protection against this flaw. It was discovered that libvirt would create new VMs without setting a backing store format. A privileged attacker in the guest could exploit this to read arbitrary files on the host. This issue did not affect Ubuntu 8.04 LTS. In Ubuntu 9.10 and later guests are confined by an AppArmor profile which provided partial protection against this flaw. Jeremy Nickurak discovered that libvirt created iptables rules with too lenient mappings of source ports. A privileged attacker in the guest could bypass intended restrictions to access privileged resources on the host SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 ntp A stack-based buffer overflow was discovered in ntpq. If a user were tricked into connecting to a malicious ntp server, a remote attacker could cause a denial of service in ntpq, or possibly execute arbitrary code with the privileges of the user invoking the program. Chris Ries discovered a stack-based overflow in ntp. If ntp was configured to use autokey, a remote attacker could send a crafted packet to cause a denial of service, or possible execute arbitrary code SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 clamav It was discovered that ClamAV did not properly verify its input when processing CAB files. A remote attacker could send a specially crafted CAB file to evade malware detection. It was discovered that ClamAV did not properly verify its input when processing CAB files. A remote attacker could send a specially crafted CAB file and cause a denial of service via application crash. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 apache2 It was discovered that mod_proxy_ajp did not properly handle errors when a client doesn�t send a request body. A remote attacker could exploit this with a crafted request and cause a denial of service. This issue affected Ubuntu 8.04 LTS, 8.10, 9.04 and 9.10. It was discovered that Apache did not properly handle headers in subrequests under certain conditions. A remote attacker could exploit this with a crafted request and possibly obtain sensitive information from previous requests SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 openldap openldap2.2 openldap2.3 Using the Codenomicon LDAPv3 test suite, Ilkka Mattila and Tuomas Salomäki discovered that the slap_modrdn2mods function in modrdn.c in OpenLDAP does not check the return value from a call to the smr_normalize function. A remote attacker could use specially crafted modrdn requests to crash the slapd daemon or possibly execute arbitrary code. Using the Codenomicon LDAPv3 test suite, Ilkka Mattila and Tuomas Salomäki discovered that OpenLDAP does not properly handle empty RDN strings. A remote attacker could use specially crafted modrdn requests to crash the slapd daemon. In the default installation under Ubuntu 8.04 LTS and later, attackers would be isolated by the OpenLDAP AppArmor profile for the slapd daemon. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 samba It was discovered the Samba handled symlinks in an unexpected way when both "wide links" and "UNIX extensions" were enabled, which is the default. A remote attacker could create symlinks and access arbitrary files from the server. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 cmake USN-890-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for CMake. Original advisory details: Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did not properly process malformed XML. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash. It was discovered that Expat did not properly process malformed UTF-8 sequences. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service via application crash SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 mysql-dfsg-5.0 mysql-dfsg-5.1 It was discovered that MySQL could be made to overwrite existing table files in the data directory. An authenticated user could use the DATA DIRECTORY and INDEX DIRECTORY options to possibly bypass privilege checks. This update alters table creation behaviour by disallowing the use of the MySQL data directory in DATA DIRECTORY and INDEX DIRECTORY options. This issue only affected Ubuntu 8.10. It was discovered that MySQL contained a cross-site scripting vulnerability in the command-line client when the --html option is enabled. An attacker could place arbitrary web script or html in a database cell, which would then get placed in the html document output by the command-line tool. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 8.10 and 9.04. It was discovered that MySQL could be made to overwrite existing table files in the data directory. An authenticated user could use symlinks combined with the DATA DIRECTORY and INDEX DIRECTORY options to possibly bypass privilege checks. This issue only affected Ubuntu 9.10. It was discovered that MySQL contained multiple format string flaws when logging database creation and deletion. An authenticated user could use specially crafted database names to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 8.10 and 9.04. It was discovered that MySQL incorrectly handled errors when performing certain SELECT statements, and did not preserve correct flags when performing statements that use the GeomFromWKB function. An authenticated user could exploit this to make MySQL crash, causing a denial of service. It was discovered that MySQL incorrectly checked symlinks when using the DATA DIRECTORY and INDEX DIRECTORY options. A local user could use symlinks to create tables that pointed to tables known to be created at a later time, bypassing access restrictions. It was discovered that MySQL contained a buffer overflow when parsing ssl certificates. A remote attacker could send crafted requests and cause a denial of service or possibly execute arbitrary code. This issue did not affect Ubuntu 6.06 LTS and the default compiler options for affected releases should reduce the vulnerability to a denial of service. In the default installation, attackers would also be isolated by the AppArmor MySQL profile SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 fuse Ronald Volgers discovered that FUSE did not correctly check mount locations. A local attacker, with access to use FUSE, could unmount arbitrary locations, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.04 network-manager-applet It was discovered that NetworkManager did not ensure that the Certification Authority certificate file remained present when using WPA Enterprise or 802.1x networks. A remote attacker could use this flaw to spoof the identity of a wireless network and view sensitive information. It was discovered that the connection editor GUI would incorrectly export objects over D-Bus. A local user could read D-Bus signals to view other users" network connection passwords and pre-shared keys SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 kdenetwork It was discovered that KGet did not properly perform input validation when processing metalink files. If a user were tricked into opening a crafted metalink file, a remote attacker could overwrite files via directory traversal, which could eventually lead to arbitrary code execution. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 libgdiplus Stefan Cornelius discovered that libgdiplus incorrectly handled certain image files. If a user or automated system were tricked into opening a crafted image file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 pcsc-lite It was discovered that the PC/SC service did not correctly handle malformed messages. A local attacker could exploit this to execute arbitrary code with root privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 wget It was discovered that Wget would use filenames provided by the server when following 3xx redirects. If a user or automated system were tricked into downloading a file from a malicious site, a remote attacker could create the file with an arbitrary name, and possibly run arbitrary code. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 fastjar Dan Rosenberg discovered that fastjar incorrectly handled file paths containing ".." when unpacking archives. If a user or an automated system were tricked into unpacking a specially crafted jar file, arbitrary files could be overwritten with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 openjdk-6 It was discovered that the IcedTea plugin did not correctly check certain accesses. If a user or automated system were tricked into running a specially crafted Java applet, a remote attacker could read arbitrary files with user privileges, leading to a loss of privacy SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Several flaws were discovered in the Firefox browser and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Jesse Ruderman and Dan Kaminsky discovered that Firefox did not adequately inform users when security modules were added or removed via PKCS11. If a user visited a malicious website, an attacker could exploit this to trick the user into installing a malicious PKCS11 module. It was discovered that Firefox did not properly manage memory when using XUL tree elements. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Juan Pablo Lopez Yacubian discovered that Firefox did properly display certain Unicode characters in the location bar and other text fields when using a certain non-Ubuntu font. If a user configured Firefox to use this font, an attacker could exploit this to spoof the location bar, such as in a phishing attack. It was discovered that the BrowserFeedWriter in Firefox could be subverted to run JavaScript code from web content with elevated chrome privileges. If a user were tricked into viewing a malicious website, an attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 freetype Robert Święcki discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 glib2.0 Arand Nash discovered that applications linked to GLib did not correctly copy symlinks. If a user copied symlinks with GLib, the symlink target files would become world-writable, allowing local attackers to gain access to potentially sensitive information. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Jesse Ruderman, Josh Soref, Martijn Wargers, Jose Angel, Olli Pettay, and David James discovered several flaws in the browser and JavaScript engines of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Takehiro Takahashi discovered flaws in the NTLM implementation in Firefox. If an NTLM authenticated user visited a malicious website, a remote attacker could send requests to other applications, authenticated as the user. Jonathan Morgan discovered that Firefox did not properly display SSL indicators under certain circumstances. This could be used by an attacker to spoof an encrypted page, such as in a phishing attack. Jordi Chancel discovered that Firefox did not properly display invalid URLs for a blank page. If a user were tricked into accessing a malicious website, an attacker could exploit this to spoof the location bar, such as in a phishing attack SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 tomcat6 It was discovered that Tomcat did not correctly validate WAR filenames or paths when deploying. A remote attacker could send a specially crafted WAR file to be deployed and cause arbitrary files and directories to be created, overwritten, or deleted. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 libpng It was discovered that libpng did not properly initialize memory when decoding certain 1-bit interlaced images. If a user or automated system were tricked into processing crafted PNG images, an attacker could possibly use this flaw to read sensitive information stored in memory. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 8.10 and 9.04. It was discovered that libpng did not properly handle certain excessively compressed PNG images. If a user or automated system were tricked into processing a crafted PNG image, an attacker could possibly use this flaw to consume all available resources, resulting in a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 dpkg USN-986-1 fixed vulnerabilities in bzip2. dpkg statically links against libbz2 and needed to be rebuilt to use the updated libbz2. Original advisory details: An integer overflow was discovered in bzip2. If a user or automated system were tricked into decompressing a crafted bz2 file, an attacker could cause bzip2 or any application linked against libbz2 to crash or possibly execute code as the user running the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 libwmf Tavis Ormandy discovered that libwmf incorrectly used memory after it had been freed when using its embedded GD library. If a user or automated system were tricked into opening a crafted WMF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 mysql-dfsg-5.0 mysql-dfsg-5.1 It was discovered that MySQL did not check privileges before uninstalling plugins. An authenticated user could uninstall arbitrary plugins, bypassing intended restrictions. This issue only affected Ubuntu 9.10 and 10.04 LTS. It was discovered that MySQL could be made to delete another user�s data and index files. An authenticated user could use symlinks combined with the DROP TABLE command to possibly bypass privilege checks. It was discovered that MySQL incorrectly validated the table name argument of the COM_FIELD_LIST command. An authenticated user could use a specially- crafted table name to bypass privilege checks and possibly access other tables. Eric Day discovered that MySQL incorrectly handled certain network packets. A remote attacker could exploit this flaw and cause the server to consume all available resources, resulting in a denial of service. It was discovered that MySQL performed incorrect bounds checking on the table name argument of the COM_FIELD_LIST command. An authenticated user could use a specially-crafted table name to cause a denial of service or possibly execute arbitrary code. The default compiler options for affected releases should reduce the vulnerability to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 glibc eglibc Maksymilian Arciemowicz discovered that the GNU C library did not correctly handle integer overflows in the strfmon function. If a user or automated system were tricked into processing a specially crafted format string, a remote attacker could crash applications, leading to a denial of service. Jeff Layton and Dan Rosenberg discovered that the GNU C library did not correctly handle newlines in the mntent family of functions. If a local attacker were able to inject newlines into a mount entry through other vulnerable mount helpers, they could disrupt the system or possibly gain root privileges. Dan Rosenberg discovered that the GNU C library did not correctly validate certain ELF program headers. If a user or automated system were tricked into verifying a specially crafted ELF program, a remote attacker could execute arbitrary code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.04 Ubuntu 9.04 firefox-3.0 xulrunner-1.9 Martijn Wargers, Josh Soref, Jesse Ruderman, and Ehsan Akhgari discovered flaws in the browser engine of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. It was discovered that Firefox could be made to access previously freed memory. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Paul Stone discovered that Firefox could be made to change a mouse click into a drag and drop event. If the user could be tricked into performing this action twice on a crafted website, an attacker could execute arbitrary JavaScript with chrome privileges. It was discovered that the XMLHttpRequestSpy module as used by the Firebug add-on could be used to escalate privileges within the browser. If the user had the Firebug add-on installed and were tricked into viewing a malicious website, an attacker could potentially run arbitrary JavaScript SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 tiff Tielei Wang and Tom Lane discovered that the TIFF library did not correctly handle certain malformed TIFF images. If a user or automated system were tricked into processing a malicious image, an attacker could execute arbitrary code with the privileges of the user invoking the program. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 pidgin Fabian Yamaguchi discovered that Pidgin incorrectly validated all fields of an incoming message in the MSN protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. Sadrul Habib Chowdhury discovered that Pidgin incorrectly handled certain nicknames in Finch group chat rooms. A remote attacker could use a specially crafted nickname and cause Pidgin to crash, leading to a denial of service. Antti Hayrynen discovered that Pidgin incorrectly handled large numbers of smileys. A remote attacker could send a specially crafted message and cause Pidgin to become unresponsive, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 tiff Kevin Finisterre discovered that the TIFF library did not correctly handle certain image structures. If a user or automated system were tricked into opening a specially crafted TIFF image, a remote attacker could execute arbitrary code with user privileges, or crash the application, leading to a denial of service. Dan Rosenberg and Sauli Pahlman discovered multiple flaws in the TIFF library. If a user or automated system were into opening a specially crafted TIFF image, a remote attacker could execute arbitrary code with user privileges, or crash the application, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 kdegraphics Stefan Cornelius of Secunia Research discovered a boundary error during RLE decompression in the "TranscribePalmImageToJPEG" function in generators/plucker/inplug/image.cpp of okular when processing images embedded in PDB files, which can be exploited to cause a heap-based buffer overflow SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 sudo Evan Broder and Anders Kaseorg discovered that sudo did not properly sanitize its environment when configured to use secure_path . A local attacker could exploit this to execute arbitrary code as root if sudo was configured to allow the attacker to use a program that interpreted the PATH environment variable. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 6.06 Ubuntu 8.10 quagga It was discovered that the BGP service in Quagga did not correctly handle certain AS paths containing 4-byte ASNs. An authenticated remote attacker could exploit this flaw to cause bgpd to abort, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 bogofilter Julius Plenz discovered that bogofilter incorrectly handled certain malformed encodings. By sending a specially crafted email, a remote attacker could exploit this and cause bogofilter to crash, resulting in a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 ecryptfs-utils Chris Jones discovered that the eCryptfs support utilities would report the mount passphrase into installation logs when an eCryptfs home directory was selected during Ubuntu installation. The logs are only readable by the root user, but this still left the mount passphrase unencrypted on disk, potentially leading to a loss of privacy. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 8.04 Ubuntu 10.10 Ubuntu 10.04 openssl It was discovered that OpenSSL incorrectly handled return codes from the bn_wexpand function calls. A remote attacker could trigger this flaw in services that used SSL to cause a denial of service or possibly execute arbitrary code with application privileges. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.04 and 9.10. It was discovered that OpenSSL incorrectly handled certain private keys with an invalid prime. A remote attacker could trigger this flaw in services that used SSL to cause a denial of service or possibly execute arbitrary code with application privileges. The default compiler options for affected releases should reduce the vulnerability to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.10 Ubuntu 10.10 is installed SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 samba Andrew Bartlett discovered that Samba did not correctly validate the length when parsing SIDs. A remote attacker could send a specially crafted request to the server and cause a denial of service, or possibly execute arbitrary code with the privileges of the Samba service . The default compiler options for Ubuntu 8.04 LTS and newer should reduce the vulnerability to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 nspr USN-927-4 fixed vulnerabilities in NSS. This update provides the NSPR needed to use the new NSS. Original advisory details: Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a man in the middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user�s session. This update adds support for the new new renegotiation extension and will use it when the server supports it. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 ghostscript David Srbecky discovered that Ghostscript incorrectly handled debug logging. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. This issue only affected Ubuntu 9.04 and Ubuntu 9.10. The default compiler options for affected releases should reduce the vulnerability to a denial of service. It was discovered that Ghostscript incorrectly handled certain malformed files. If a user or automated system were tricked into opening a crafted Postscript or PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS and Ubuntu 9.04. Dan Rosenberg discovered that Ghostscript incorrectly handled certain recursive Postscript files. If a user or automated system were tricked into opening a crafted Postscript file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. Rodrigo Rubira Branco and Dan Rosenberg discovered that Ghostscript incorrectly handled certain malformed Postscript files. If a user or automated system were tricked into opening a crafted Postscript file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS, 9.04 and 9.10 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 php5 Auke van Slooten discovered that PHP incorrectly handled certain xmlrpc requests. An attacker could exploit this issue to cause the PHP server to crash, resulting in a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.04 and 9.10. It was discovered that the pseudorandom number generator in PHP did not provide the expected entropy. An attacker could exploit this issue to predict values that were intended to be random, such as session cookies. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.04 and 9.10. It was discovered that PHP did not properly handle directory pathnames that lacked a trailing slash character. An attacker could exploit this issue to bypass safe_mode restrictions. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.04 and 9.10. Grzegorz Stachowiak discovered that the PHP session extension did not properly handle semicolon characters. An attacker could exploit this issue to bypass safe_mode restrictions. This issue only affected Ubuntu 8.04 LTS, 9.04 and 9.10. Stefan Esser discovered that PHP incorrectly decoded remote HTTP chunked encoding streams. An attacker could exploit this issue to cause the PHP server to crash and possibly execute arbitrary code with application privileges. This issue only affected Ubuntu 10.04 LTS. Mateusz Kocielski discovered that certain PHP SQLite functions incorrectly handled empty SQL queries. An attacker could exploit this issue to possibly execute arbitrary code with application privileges. Mateusz Kocielski discovered that PHP incorrectly handled certain arguments to the fnmatch function. An attacker could exploit this flaw and cause the PHP server to consume all available stack memory, resulting in a denial of service. Stefan Esser discovered that PHP incorrectly handled certain strings in the phar extension. An attacker could exploit this flaw to possibly view sensitive information. This issue only affected Ubuntu 10.04 LTS. Stefan Esser discovered that PHP incorrectly handled deserialization of SPLObjectStorage objects. A remote attacker could exploit this issue to view sensitive information and possibly execute arbitrary code with application privileges. This issue only affected Ubuntu 8.04 LTS, 9.04, 9.10 and 10.04 LTS. It was discovered that PHP incorrectly filtered error messages when limits for memory, execution time, or recursion were exceeded. A remote attacker could exploit this issue to possibly view sensitive information. Stefan Esser discovered that the PHP session serializer incorrectly handled the PS_UNDEF_MARKER marker. An attacker could exploit this issue to alter arbitrary session variables SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 dpkg William Grant discovered that dpkg-source did not safely apply diffs when unpacking source packages. If a user or an automated system were tricked into unpacking a specially crafted source package, a remote attacker could modify files outside the target unpack directory, leading to a denial of service or potentially gaining access to the system. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 kdebase-workspace Sebastian Krahmer discovered a race condition in the KDE Display Manager . A local attacker could exploit this to change the permissions on arbitrary files, thus allowing privilege escalation. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.04 Ubuntu 9.10 libhx It was discovered that libHX incorrectly handled certain parameters to the HX_split function. An attacker could use this flaw to cause a denial of service or possibly execute arbitrary code with the privileges of the user. The default compiler options for affected releases should reduce the vulnerability to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 squid It was discovered that Squid incorrectly handled certain malformed packets received on the HTCP port. A remote attacker could exploit this with a specially-crafted packet and cause Squid to crash, resulting in a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 pidgin It was discovered that Pidgin did not properly handle certain topic messages in the IRC protocol handler. If a user were tricked into connecting to a malicious IRC server, an attacker could cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 8.04 LTS, Ubuntu 8.10 and Ubuntu 9.04. It was discovered that Pidgin did not properly enforce the "require TLS/SSL" setting when connecting to certain older Jabber servers. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information. This issue only affected Ubuntu 8.04 LTS, Ubuntu 8.10 and Ubuntu 9.04. It was discovered that Pidgin did not properly handle certain SLP invite messages in the MSN protocol handler. A remote attacker could send a specially crafted invite message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 8.04 LTS, Ubuntu 8.10 and Ubuntu 9.04. It was discovered that Pidgin did not properly handle certain errors in the XMPP protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 8.10 and Ubuntu 9.04. It was discovered that Pidgin did not properly handle malformed contact-list data in the OSCAR protocol handler. A remote attacker could send specially crafted contact-list data and cause Pidgin to crash, leading to a denial of service. It was discovered that Pidgin did not properly handle custom smiley requests in the MSN protocol handler. A remote attacker could send a specially crafted filename in a custom smiley request and obtain arbitrary files via directory traversal. This issue only affected Ubuntu 8.10, Ubuntu 9.04 and Ubuntu 9.10. Pidgin for Ubuntu 8.04 LTS was also updated to fix connection issues with the MSN protocol. USN-675-1 and USN-781-1 provided updated Pidgin packages to fix multiple security vulnerabilities in Ubuntu 8.04 LTS. The security patches to fix CVE-2008-2955 and CVE-2009-1376 were incomplete. This update corrects the problem. Original advisory details: It was discovered that Pidgin did not properly handle file transfers containing a long filename and special characters in the MSN protocol handler. A remote attacker could send a specially crafted filename in a file transfer request and cause Pidgin to crash, leading to a denial of service. It was discovered that Pidgin did not properly handle certain malformed messages in the MSN protocol handler. A remote attacker could send a specially crafted message and possibly execute arbitrary code with user privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 php5 Maksymilian Arciemowicz discovered that PHP did not properly handle the ini_restore function. An attacker could exploit this issue to obtain random memory contents or to cause the PHP server to crash, resulting in a denial of service. It was discovered that the htmlspecialchars function did not properly handle certain character sequences, which could result in browsers becoming vulnerable to cross-site scripting attacks when processing the output. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. Stefan Esser discovered that PHP did not properly handle session data. An attacker could exploit this issue to bypass safe_mode or open_basedir restrictions SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 9.04 Ubuntu 9.10 xorg-server Loïc Minier discovered that xvfb-run did not correctly keep the X.org session cookie private. A local attacker could gain access to any local sessions started by xvfb-run. Ubuntu 9.10 was not affected. It was discovered that the X.org server did not correctly handle certain calculations. A remote attacker could exploit this to crash the X.org session or possibly run arbitrary code with root privileges SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 lintian It was discovered that lintian did not correctly validate certain filenames when processing input. If a user or an automated system were tricked into running lintian on a specially crafted set of files, a remote attacker could execute arbitrary code with user privileges. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 irssi It was discovered that irssi did not perform certificate host validation when using SSL connections. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Aurelien Delaitre discovered that irssi could be made to dereference a NULL pointer when a user left the channel. A remote attacker could cause a denial of service via application crash. This update also adds SSLv3 and TLSv1 support, while disabling the old, insecure SSLv2 protocol. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.10 firefox firefox-3.0 xulrunner-1.9.2 USN-957-1 fixed vulnerabilities in Firefox and Xulrunner. Daniel Holbert discovered that the fix for CVE-2010-1214 introduced a regression which did not properly initialize a plugin pointer. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or run arbitrary code as the user invoking the program. This update fixes the problem. Original advisory details: If was discovered that Firefox could be made to access freed memory. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS. Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. A flaw was discovered in the way plugin instances interacted. An attacker could potentially exploit this and use one plugin to access freed memory from a second plugin to execute arbitrary code with the privileges of the user invoking the program. An integer overflow was discovered in Firefox. If a user were tricked into viewing a malicious site, an attacker could overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Martin Barbella discovered an integer overflow in an XSLT node sorting routine. An attacker could exploit this to overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. Michal Zalewski discovered that the focus behavior of Firefox could be subverted. If a user were tricked into viewing a malicious site, a remote attacker could use this to capture keystrokes. Ilja van Sprundel discovered that the "Content-Disposition: attachment" HTTP header was ignored when "Content-Type: multipart" was also present. Under certain circumstances, this could potentially lead to cross-site scripting attacks. Amit Klein discovered that Firefox did not seed its random number generator often enough. An attacker could exploit this to identify and track users across different web sites SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 openssl It was discovered that OpenSSL did not correctly free unused memory in certain situations. A remote attacker could trigger this flaw in services that used SSL, causing the service to use all available system memory, leading to a denial of service. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 10.04 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 linux linux-source-2.6.15 It was discovered that the Linux kernel did not correctly handle memory protection of the Virtual Dynamic Shared Object page when running a 32-bit application on a 64-bit kernel. A local attacker could exploit this to cause a denial of service. It was discovered that the r8169 network driver did not correctly check the size of Ethernet frames. A remote attacker could send specially crafted traffic to crash the system, leading to a denial of service. Wei Yongjun discovered that SCTP did not correctly validate certain chunks. A remote attacker could send specially crafted traffic to monopolize CPU resources, leading to a denial of service. It was discovered that KVM did not correctly limit certain privileged IO accesses on x86. Processes in the guest OS with access to IO regions could gain further privileges within the guest OS. Evgeniy Polyakov discovered that IPv6 did not correctly handle certain TUN packets. A remote attacker could exploit this to crash the system, leading to a denial of service. Sachin Prabhu discovered that GFS2 did not correctly handle certain locks. A local attacker with write access to a GFS2 filesystem could exploit this to crash the system, leading to a denial of service. Jamie Strandboge discovered that network virtio in KVM did not correctly handle certain high-traffic conditions. A remote attacker could exploit this by sending specially crafted traffic to a guest OS, causing the guest to crash, leading to a denial of service. Marcus Meissner discovered that the USB subsystem did not correctly handle certain error conditions. A local attacker with access to a USB device could exploit this to read recently used kernel memory, leading to a loss of privacy and potentially root privilege escalation. Neil Brown discovered that the Bluetooth subsystem did not correctly handle large amounts of traffic. A physically proximate remote attacker could exploit this by sending specially crafted traffic that would consume all available system memory, leading to a denial of service. Jody Bruchon discovered that the sound driver for the AMD780V did not correctly handle certain conditions. A local attacker with access to this hardward could exploit the flaw to cause a system crash, leading to a denial of service. Ang Way Chuang discovered that the DVB driver did not correctly handle certain MPEG2-TS frames. An attacker could exploit this by delivering specially crafted frames to monopolize CPU resources, leading to a denial of service. Trond Myklebust discovered that NFS did not correctly handle truncation under certain conditions. A local attacker with write access to an NFS share could exploit this to crash the system, leading to a denial of service. Al Viro discovered that automount of NFS did not correctly handle symlinks under certain conditions. A local attacker could exploit this to crash the system, leading to a denial of service. Matt McCutchen discovered that ReiserFS did not correctly protect xattr files in the .reiserfs_priv directory. A local attacker could exploit this to gain root privileges or crash the system, leading to a denial of service. Eugene Teo discovered that CIFS did not correctly validate arguments when creating new files. A local attacker could exploit this to crash the system, leading to a denial of service, or possibly gain root privileges if mmap_min_addr was not set. Catalin Marinas and Tetsuo Handa discovered that the TTY layer did not correctly release process IDs. A local attacker could exploit this to consume kernel resources, leading to a denial of service. Neil Horman discovered that TIPC did not correctly check its internal state. A local attacker could send specially crafted packets via AF_TIPC that would cause the system to crash, leading to a denial of service. Masayuki Nakagawa discovered that IPv6 did not correctly handle certain settings when listening. If a socket were listening with the IPV6_RECVPKTINFO flag, a remote attacker could send specially crafted traffic that would cause the system to crash, leading to a denial of service. Oleg Nesterov discovered that the Out-Of-Memory handler did not correctly handle certain arrangements of processes. A local attacker could exploit this to crash the system, leading to a denial of service SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 10.04 Ubuntu 10.04 is installed SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 9.10 Ubuntu 9.04 dhcp3 USN-803-1 fixed a vulnerability in Dhcp. Due to an error, the patch to fix the vulnerability was not properly applied on Ubuntu 8.10 and higher. Even with the patch improperly applied, the default compiler options reduced the vulnerability to a denial of service. Additionally, in Ubuntu 9.04 and higher, users were also protected by the AppArmor dhclient3 profile. This update fixes the problem. Original advisory details: It was discovered that the DHCP client as included in dhcp3 did not verify the length of certain option fields when processing a response from an IPv4 dhcp server. If a user running Ubuntu 6.06 LTS or 8.04 LTS connected to a malicious dhcp server, a remote attacker could cause a denial of service or execute arbitrary code as the user invoking the program, typically the "dhcp" user. For users running Ubuntu 8.10 or 9.04, a remote attacker should only be able to cause a denial of service in the DHCP client. In Ubuntu 9.04, attackers would also be isolated by the AppArmor dhclient3 profile. SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.10 Ubuntu 9.10 Ubuntu 6.06 Ubuntu 9.04 sudo It was discovered that sudo did not properly validate the path for the "sudoedit" pseudo-command. A local attacker could exploit this to execute arbitrary code as root if sudo was configured to allow the attacker to use sudoedit. The sudoedit pseudo-command is not used in the default installation of Ubuntu. It was discovered that sudo did not reset group permissions when the "runas_default" configuration option was used. A local attacker could exploit this to escalate group privileges if sudo was configured to allow the attacker to run commands under the runas_default account. The runas_default configuration option is not used in the default installation of Ubuntu. This issue affected Ubuntu 8.04 LTS, 8.10 and 9.04 SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 6.06 Ubuntu 6.06 is installed SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.10 Ubuntu 8.10 is installed SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 8.04 Ubuntu 8.04 is installed SecPod Team DRAFT INTERIM ACCEPTED ACCEPTED Ubuntu 9.10 Ubuntu 9.10 is installed SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED Ubuntu 9.04 Ubuntu 9.04 is installed SecPod Team DRAFT INTERIM ACCEPTED Sergey Artykhov INTERIM ACCEPTED ACCEPTED