Ubuntu Security Notice 1150-1 - Multiple vulnerabilities were fixed in Thunderbird. Multiple memory vulnerabilities were discovered in the browser rendering engine. Martin Barbella discovered that under certain conditions, viewing a XUL document while JavaScript was disabled caused deleted memory to be accessed. Jordi Chancel discovered a vulnerability on multipart/x-mixed-replace images due to memory corruption. Various other issues were also addressed.
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Debian Linux Security Advisory 2273-1 - Several vulnerabilities have been discovered in Icedove, an unbranded version of the Thunderbird mail/news client.
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Debian Linux Security Advisory 2269-1 - Several vulnerabilities have been found in the Iceape internet suite, an unbranded version of Seamonkey.
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Debian Linux Security Advisory 2268-1 - Several vulnerabilities have been found in Iceweasel, a web browser based on Firefox.
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Ubuntu Security Notice 1157-3 - USN-1157-1 fixed vulnerabilities in Firefox. Unfortunately, this update produced the side effect of pulling in Firefox on some systems that did not have it installed during a dist-upgrade due to changes in the Ubuntu language packs. This update fixes the problem.
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Ubuntu Security Notice 1149-1 - Multiple memory vulnerabilities were discovered in the browser rendering engine. An attacker could use these to possibly execute arbitrary code with the privileges of the user invoking Firefox. Martin Barbella discovered that under certain conditions, viewing a XUL document while JavaScript was disabled caused deleted memory to be accessed. An attacker could potentially use this to crash Firefox or execute arbitrary code with the privileges of the user invoking Firefox. Various other issues were also addressed.
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Mandriva Linux Security Advisory 2011-111 - Security issues were identified and fixed in mozilla firefox and thunderbird. Security researcher regenrecht reported via TippingPoint's Zero Day Initiative two instances of code which modifies SVG element lists failed to account for changes made to the list by user-supplied callbacks before accessing list elements. regenrecht also reported via TippingPoint's Zero Day Initiative that a XUL document could force the nsXULCommandDispatcher to remove all command updaters from the queue, including the one currently in use. Various other issues were also addressed.
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Ubuntu Security Notice 1157-1 - Bob Clary, Kevin Brosnan, Gary Kwong, Jesse Ruderman, Christian Biesinger, Bas Schouten, Igor Bukanov, Bill McCloskey, Olli Pettay, Daniel Veditz and Marcia Knous discovered multiple memory vulnerabilities in the browser rendering engine. An attacker could possibly execute arbitrary code with the privileges of the user invoking Firefox. Martin Barbella discovered that under certain conditions, viewing a XUL document while JavaScript was disabled caused deleted memory to be accessed. An attacker could potentially use this to crash Firefox or execute arbitrary code with the privileges of the user invoking Firefox. Various other issues were also addressed.
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Red Hat Security Advisory 2011-0888-01 - SeaMonkey is an open source web browser, email and newsgroup client, IRC chat client, and HTML editor. A flaw was found in the way SeaMonkey handled malformed JPEG images. A website containing a malicious JPEG image could cause SeaMonkey to crash or, potentially, execute arbitrary code with the privileges of the user running SeaMonkey. Multiple dangling pointer flaws were found in SeaMonkey. A web page containing malicious content could cause SeaMonkey to crash or, potentially, execute arbitrary code with the privileges of the user running SeaMonkey. Various other issues were also addressed.
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Red Hat Security Advisory 2011-0887-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. A flaw was found in the way Thunderbird handled malformed JPEG images. An HTML mail message containing a malicious JPEG image could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. Multiple dangling pointer flaws were found in Thunderbird. Malicious HTML content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. Various other issues were also addressed.
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Red Hat Security Advisory 2011-0885-01 - Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox. A flaw was found in the way Firefox handled malformed JPEG images. A website containing a malicious JPEG image could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox. Multiple dangling pointer flaws were found in Firefox. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox. Various other issues were also addressed.
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