First published: Fri Aug 05 2016(Updated: )
Last updated 24 July 2024
Credit: security@mozilla.org security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Firefox | <=47.0.1 | |
Firefox | =45.1.0 | |
Firefox | =45.1.1 | |
Firefox | =45.2.0 | |
Firefox | =45.3.0 | |
Oracle Linux | =5.0 | |
Oracle Linux | =6 | |
Oracle Linux | =7 | |
Firefox ESR | =45.1.0 | |
Firefox ESR | =45.1.1 | |
Firefox ESR | =45.2.0 | |
Firefox ESR | =45.3.0 | |
debian/firefox | 137.0-1 | |
debian/firefox-esr | 115.14.0esr-1~deb11u1 128.9.0esr-1~deb11u1 128.8.0esr-1~deb12u1 128.9.0esr-1~deb12u1 128.8.0esr-1 128.9.0esr-2 |
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CVE-2016-5254 is a use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3.
CVE-2016-5254 has a severity rating of 9.8 (critical).
CVE-2016-5254 can be exploited by attackers to execute arbitrary code or cause a denial of service by leveraging keyboard access to use the Alt key.
Mozilla Firefox versions before 48.0 and Firefox ESR 45.x before 45.3 are affected by CVE-2016-5254.
You can find more information about CVE-2016-5254 at the following references: 1. [CVE-2016-5254 on MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5254) 2. [Mozilla Security Advisory MFSΔ](https://www.mozilla.org/en-US/security/advisories/mfsa2016-70/) 3. [Bugzilla Mozilla - Issue 1266963](https://bugzilla.mozilla.org/show_bug.cgi?id=1266963)