CVE-2011-3946

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-12-09 · updated 2026-06-16
Weakness: CWE-399

Description

The ff_h264_decode_sei function in libavcodec/h264_sei.c in FFmpeg before 0.10 allows remote attackers to have an unspecified impact via crafted Supplemental enhancement information (SEI) data, which triggers an infinite loop.

Affected products

FFmpeg: through 0.9.1; 0.3, 0.3.1, 0.3.2, 0.3.3, 0.3.4, 0.4.0 (+44)

References

http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9decfc17bb76da34734296048d390b176abf404c
http://www.ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9decfc17bb76da34734296048d390b176abf404c
http://www.ffmpeg.org/security.html

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