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Ubuntu 11.10 USN-1343-1 Moderate: Thunderbird Memory Safety Issues

Several security issues were fixed in Thunderbird.. =========================================================================Ubuntu Security Notice USN-1343-1 January 24, 2012 thunderbird vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 11.10 Summary: Several security issues were fixed in Thunderbird. Software Description: - thunderbird: Mozilla Open Source mail and newsgroup client Details: Alexandre Poirot, Chris Blizzard, Kyle Huey, Scoobidiver, Christian Holler, David Baron, Gary Kwong, Jim Blandy, Bob Clary, Jesse Ruderman, Marcia Knous, and Rober Longson discovered several memory safety issues which could possibly be exploited to crash Thunderbird or execute arbitrary code as the user that invoked Thunderbird. (CVE-2011-3660) Aki Helin discovered a crash in the YARR regular expression library that could be triggered by javascript in web content. (CVE-2011-3661) It was discovered that a flaw in the Mozilla SVG implementation could result in an out-of-bounds memory access if SVG elements were removed during a DOMAttrModified event handler. An attacker could potentially exploit this vulnerability to crash Thunderbird. (CVE-2011-3658) Mario Heiderich discovered it was possible to use SVG animation accessKey events to detect key strokes even when JavaScript was disabled. A malicious web page could potentially exploit this to trick a user into interacting with a prompt thinking it came from Thunderbird in a context where the user believed scripting was disabled. (CVE-2011-3663) It was discovered that it was possible to crash Thunderbird when scaling an OGG element to extreme sizes. (CVE-2011-3665) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 11.10: thunderbird 9.0+build2-0ubuntu0.11.10.1 After a standard system update you need torestart Thunderbird to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-1343-1 CVE-2011-3658, CVE-2011-3660, CVE-2011-3661, CVE-2011-3663, CVE-2011-3665, https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/909599 Package Information: https://launchpad.net/ubuntu/+source/thunderbird/9.0+build2-0ubuntu0.11.10.1 . A number of vulnerabilities were addressed in Firefox for Debian, impacting user privacy and software performance.. Thunderbird Security Update, Ubuntu Memory Safety, Threat Mitigation. . LinuxSecurity.com Team

Jan 24, 2012 Ubuntu