Ubuntu Security Notice 2754-1 - Andrew Osmond, Olli Pettay, Andrew Sutherland, Christian Holler, David Major, Andrew McCreight, and Cameron McCormack discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Thunderbird. Khalil Zhani discovered a buffer overflow when parsing VP9 content in some circumstances. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Thunderbird. Various other issues were also addressed.
afcf289328146265fa6e10eb487f3682313ea3eefcaec70ee5d577d98663106dUbuntu Security Notice 2743-4 - USN-2743-1 fixed vulnerabilities in Firefox. After upgrading, some users reported problems with bookmark creation and crashes in some circumstances. This update fixes the problem. Andrew Osmond, Olli Pettay, Andrew Sutherland, Christian Holler, David Major, Andrew McCreight, Cameron McCormack, Bob Clary and Randell Jesup discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. Various other issues were also addressed.
0a58ee64d61da63ededa11a8bcc5386a5bf626dddc842b8aa624807bad330d10Red Hat Security Advisory 2015-1852-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. Two information leak flaws were found in the processing of malformed web content. A web page containing malicious content could cause Thunderbird to disclose sensitive information or, in certain cases, crash.
6e7e268e13f910659816f2055e7d1c746990ae30e437f04630def1118fef9949Red Hat Security Advisory 2015-1834-02 - Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox. Two information leak flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to disclose sensitive information or, in certain cases, crash.
b4094aaec45328ec88bd778806c0553e4b43fcf067ab45f0f86192283435c8f9Ubuntu Security Notice 2743-3 - USN-2743-1 fixed vulnerabilities in Firefox. Future Firefox updates will require all addons be signed and unity-firefox-extension, webapps-greasemonkey and webaccounts-browser-extension will not go through the signing process. Because these addons currently break search engine installations (LP: #1069793), this update permanently disables the addons by removing them from the system. We apologize for any inconvenience. Various other issues were also addressed.
564fc19466fc9d259864b3e1262550162910ed750aeccda7e3fcc69fab9bd8b9Debian Linux Security Advisory 3365-1 - Multiple security issues have been found in Iceweasel, Debian's version integer overflows, buffer overflows, use-after-frees and other implementation errors may lead to the execution of arbitrary code, information disclosure or denial of service.
9f06181535993a2ed1465714f151805630edd6d8b335d381b49719f716301fdcUbuntu Security Notice 2743-2 - USN-2743-1 fixed vulnerabilities in Firefox. This update provides the corresponding update for Ubufox. Andrew Osmond, Olli Pettay, Andrew Sutherland, Christian Holler, David Major, Andrew McCreight, Cameron McCormack, Bob Clary and Randell Jesup discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. Various other issues were also addressed.
986b83654da1e91607d0d1a9f51b803b6779ff1380d7d14bd5db7bbf5cc5c08bUbuntu Security Notice 2743-1 - Andrew Osmond, Olli Pettay, Andrew Sutherland, Christian Holler, David Major, Andrew McCreight, Cameron McCormack, Bob Clary and Randell Jesup discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. Various other issues were also addressed.
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