Input validation error in FFmpeg - CVE-2012-2794
Published: September 11, 2012 / Updated: June 8, 2025
Vulnerability identifier: #VU43595
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2012-2794
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ffmpeg.sourceforge.net
Affected software:
FFmpeg
FFmpeg
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Unspecified vulnerability in the decode_mb_info function in libavcodec/indeo5.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors in which the "allocated tile size ... mismatches parameters."
How to mitigate CVE-2012-2794
Install update from vendor's website.
Sources
- http://ffmpeg.org/security.html
- http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=5ad7335ebac2b38bb2a1c8df51a500b78461c05a
- http://libav.org/releases/libav-0.7.7.changelog
- http://libav.org/releases/libav-0.8.4.changelog
- http://secunia.com/advisories/50468
- http://secunia.com/advisories/51257
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:079
- http://www.openwall.com/lists/oss-security/2012/08/31/3
- http://www.openwall.com/lists/oss-security/2012/09/02/4
- http://www.securityfocus.com/bid/55355