Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "41.0+build3-0ubuntu0.14.04.1" }, { "binary_name": "firefox-dev", "binary_version": "41.0+build3-0ubuntu0.14.04.1" }, { "binary_name": "firefox-globalmenu", "binary_version": "41.0+build3-0ubuntu0.14.04.1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "41.0+build3-0ubuntu0.14.04.1" }, { "binary_name": "firefox-testsuite", "binary_version": "41.0+build3-0ubuntu0.14.04.1" } ] }