National Cyber Awareness System

Vulnerability Summary for CVE-2011-3362

Overview

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

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: MLIST

Name: [oss-security] 20110914 Re: CVE request: ffmpeg/libav insufficuent boundary check in CAVS decoding

Type: Patch Information

Hyperlink:http://www.openwall.com/lists/oss-security/2011/09/14/8

External Source: MLIST

Name: [oss-security] 20110913 CVE request: ffmpeg/libav insufficuent boundary check in CAVS decoding

Type: Patch Information

Hyperlink:http://www.openwall.com/lists/oss-security/2011/09/13/4

External Source: CONFIRM

Name: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=c5cbda50793e311aa73489d12184ffd6761c9fbf

Type: Patch Information

Hyperlink:http://git.videolan.org/?p=ffmpeg.git;a=commit;h=c5cbda50793e311aa73489d12184ffd6761c9fbf

External Source: CONFIRM

Name: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=91d5da9321c52e8197fb14046ebb335f3e6ff4a0

Type: Patch Information

Hyperlink:http://git.videolan.org/?p=ffmpeg.git;a=commit;h=91d5da9321c52e8197fb14046ebb335f3e6ff4a0

External Source: MISC

Name: http://www.ocert.org/advisories/ocert-2011-002.html

Hyperlink:http://www.ocert.org/advisories/ocert-2011-002.html

External Source: CONFIRM

Name: http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog

Hyperlink:http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog

External Source: CONFIRM

Name: http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog

Hyperlink:http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog

External Source: SECUNIA

Name: 45532

Type: Advisory

Hyperlink:http://secunia.com/advisories/45532