CVE-2015-4496: Mozilla Firefox

High severity, CVSS 9.3. EPSS: 4% chance of exploitation in the next 30 days.

Multiple integer overflows in libstagefright in Mozilla Firefox before 38.0 allow remote attackers to execute arbitrary code via crafted sample metadata in an MPEG-4 video file, a related issue to CVE-2015-1538.

Affected products

• Mozilla Firefox: up to and including 37.0.2
• Oracle Solaris: version 11.3 only

Published 2015-08-16. Last modified 2026-06-17.