Input validation error in FFmpeg - CVE-2011-3362
Published: October 2, 2011 / Updated: August 4, 2020
Vulnerability identifier: #VU33959
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-3362
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Integer signedness error in the decode_residual_block function in cavsdec.c in libavcodec in FFmpeg before 0.7.3 and 0.8.x before 0.8.2, and libav through 0.7.1, allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via a crafted Chinese AVS video (aka CAVS) file.
Affected software
FFmpeg
ffmpeg (Alpine package)
ffmpeg (Alpine package)
How to mitigate CVE-2011-3362
Install update from vendor's website.
FFmpeg - update to 0.7.3
ffmpeg (Alpine package) - update to 0.6.1-r3
ffmpeg (Alpine package) - update to 0.6.1-r3
External References
- http://git.videolan.org/?p=ffmpeg.git;a=commit;h=91d5da9321c52e8197fb14046ebb335f3e6ff4a0
- http://git.videolan.org/?p=ffmpeg.git;a=commit;h=c5cbda50793e311aa73489d12184ffd6761c9fbf
- http://secunia.com/advisories/45532
- http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog
- http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog
- http://www.ocert.org/advisories/ocert-2011-002.html
- http://www.openwall.com/lists/oss-security/2011/09/13/4
- http://www.openwall.com/lists/oss-security/2011/09/14/8