CVE-2011-3362
MEDIUM severity · CVSS 6.8 · CWE-189
6.8CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2011/09/13/4 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2011/09/13/4Patch
- http://www.openwall.com/lists/oss-security/2011/09/14/8Patch
- http://secunia.com/advisories/45532Advisory
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=91d5da9321c52e8197fb14046ebb335f3e6ff4a0
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=c5cbda50793e311aa73489d12184ffd6761c9fbf
- 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