SB2011100204 - Input validation error in ffmpeg.sourceforge.net FFmpeg
Published: October 2, 2011 Updated: August 11, 2020
Security Bulletin ID
SB2011100204
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2011-3974)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Integer signedness error in the decode_residual_inter function in cavsdec.c in libavcodec in FFmpeg before 0.7.4 and 0.8.x before 0.8.3 allows remote attackers to cause a denial of service (incorrect write operation and application crash) via an invalid bitstream in a Chinese AVS video (aka CAVS) file, a different vulnerability than CVE-2011-3362.
Remediation
Install update from vendor's website.
References
- http://git.videolan.org/?p=ffmpeg.git;a=commit;h=bd968d260aef322fb32e254a3de0d2036c57bd56
- http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog
- http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:074
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:075
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:076