CVE-2014-1592

Vulnerabilidad de uso después de liberación en la función nsHtml5TreeOperation en xul.dll en Mozilla Firefox anterior a 34.0, Firefox ESR 31.x anterior a 31.3, Thunderbird anterior a 31.3, y SeaMonkey anterior a 2.31 permite a atacantes remotos ejecutar código arbitrario mediante la adición de un segundo elemento root a un documento HTML5 durante el análisis sintáctico.

Gary Kwong, Randell Jesup, Nils Ohlmeier, Jesse Ruderman, Max Jonas Werner, Christian Holler, Jon Coppeard, Eric Rahm, Byron Campen, Eric Rescorla, and Xidorn Quan 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. Cody Crews discovered a way to trigger chrome-level XBL bindings from web content in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to bypass security restrictions. Various other issues were also addressed.