Gentoo Linux Security Advisory 201605-6 - Multiple vulnerabilities have been found in Firefox, Thunderbird, Network Security Services (NSS), and NetScape Portable Runtime (NSPR) with the worst of which may allow remote execution of arbitrary code. Versions less than 4.12 are affected.
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Ubuntu Security Notice 2602-1 - Jesse Ruderman, Mats Palmgren, Byron Campen, Steve Fink, Gary Kwong, Andrew McCreight, Christian Holler, Jon Coppeard, and Milan Sreckovic 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. Atte Kettunen discovered a buffer overflow during the rendering of SVG content with certain CSS properties in some circumstances. If a user were tricked in to opening a specially crafted website, 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 Firefox. Various other issues were also addressed.
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