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Vulnerability Summary for CVE-2011-3973

Original release date:10/02/2011
Last revised:08/22/2012
Source: US-CERT/NIST

Overview

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, related to the decode_residual_block, check_for_slice, and cavs_decode_frame functions, a different vulnerability than CVE-2011-3362.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown

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External Source: CONFIRM
Name: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=bd968d260aef322fb32e254a3de0d2036c57bd56
Type: Patch Information
Hyperlink:http://git.videolan.org/?p=ffmpeg.git;a=commit;h=bd968d260aef322fb32e254a3de0d2036c57bd56
External Source: MANDRIVA
Name: MDVSA-2012:076
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2012:076
External Source: MANDRIVA
Name: MDVSA-2012:075
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2012:075
External Source: MANDRIVA
Name: MDVSA-2012:074
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2012:074
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

Vulnerable software and versions

Nav control imageConfiguration 1
line trunkNav control imageOR
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.7.1
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.6
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.5.4
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.5.1
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.8
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.5.3
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.5.2
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.6.2
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.5
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.3.1
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.9:pre1
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.3
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.6.1
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.7
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.6
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.3.4
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.0
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.3.2
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.3.3
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.4
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.5
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.2
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.4.3
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.7.2
line trunkspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.7.3 and previous versions
Nav control imageConfiguration 2
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.8.0
spacerspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.8.1
spacerspacerNav control image* cpe:/a:ffmpeg:ffmpeg:0.8.2
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3973