CVE-2009-4631

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-02-10 · updated 2026-06-16
Weakness: CWE-189

Description

Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.

Affected products

FFmpeg: 0.5

References

http://scarybeastsecurity.blogspot.com/2009/09/patching-ffmpeg-into-shape.html
http://secunia.com/advisories/36805
http://secunia.com/advisories/38643
http://www.debian.org/security/2010/dsa-2000
http://www.securityfocus.com/bid/36465
https://roundup.ffmpeg.org/roundup/ffmpeg/issue1240
https://roundup.ffmpeg.org/roundup/ffmpeg/issue1483
http://scarybeastsecurity.blogspot.com/2009/09/patching-ffmpeg-into-shape.html
http://secunia.com/advisories/36805
http://secunia.com/advisories/38643
http://www.debian.org/security/2010/dsa-2000
http://www.securityfocus.com/bid/36465

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