CVE-2015-4486

CriticalCVSS 10.0/10Last modified Jun 17, 2026

Description

The decrease_ref_count function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via malformed WebM video data.

Metrics

CVSS 2.0 10.0/10AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Aug 16, 2015
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2015

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CVE-2015-4486: Critical severity, CVSS 10.0 | Vulnix