CVE-2014-8546: Ffmpeg

High severity, CVSS 7.5. EPSS: 3.1% chance of exploitation in the next 30 days.

Integer underflow in libavcodec/cinepak.c in FFmpeg before 2.4.2 allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted Cinepak video data.

Affected products

• Ffmpeg Ffmpeg: up to and including 2.4.1; version 0.3 only; version 0.3.1 only; version 0.3.2 only; version 0.3.3 only; version 0.3.4 only; …

Published 2014-11-05. Last modified 2026-06-17.