CVE-2014-8549

FFmpeg < 2.4.2 - Denial of Service via On2 Data Channel Constraint Bypass

Title source: llm
STIX 2.1

Description

libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.

References (3)

Core 3
Core References
Various Sources x_refsource_confirm
http://www.ffmpeg.org/security.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201603-06

Scores

EPSS 0.0052
EPSS Percentile 67.0%

Details

CWE
CWE-189
Status published
Products (50)
ffmpeg/ffmpeg 0.3
ffmpeg/ffmpeg 0.3.1
ffmpeg/ffmpeg 0.3.2
ffmpeg/ffmpeg 0.3.3
ffmpeg/ffmpeg 0.3.4
ffmpeg/ffmpeg 0.4.0
ffmpeg/ffmpeg 0.4.2
ffmpeg/ffmpeg 0.4.3
ffmpeg/ffmpeg 0.4.4
ffmpeg/ffmpeg 0.4.5
... and 40 more
Published Nov 05, 2014
Tracked Since Feb 18, 2026