Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2011-1931

sp5xdec.c in the Sunplus SP5X JPEG decoder in libavcodec in FFmpeg before 0.6.3 and libav through 0.6.2, as used in VideoLAN VLC media player 1.1.9 and earlier and other products, performs a write operation outside the bounds of an unspecified array, which allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a malformed AMV file.

Security Impact Summary

CVE-2011-1931 is a security vulnerability that . Impacting 4 products from ffmpeg, from ffmpeg, from libav and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2011-07-07T21:55:02.087

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ffmpeg	ffmpeg	≤ 0.6.2	Yes
Application	ffmpeg	ffmpeg	0.3	Yes
Application	ffmpeg	ffmpeg	0.3.1	Yes
Application	ffmpeg	ffmpeg	0.3.2	Yes
Application	ffmpeg	ffmpeg	0.3.3	Yes
Application	ffmpeg	ffmpeg	0.3.4	Yes
Application	ffmpeg	ffmpeg	0.4.0	Yes
Application	ffmpeg	ffmpeg	0.4.2	Yes
Application	ffmpeg	ffmpeg	0.4.3	Yes
Application	ffmpeg	ffmpeg	0.4.4	Yes
Application	ffmpeg	ffmpeg	0.4.5	Yes
Application	ffmpeg	ffmpeg	0.4.6	Yes
Application	ffmpeg	ffmpeg	0.4.7	Yes
Application	ffmpeg	ffmpeg	0.4.8	Yes
Application	ffmpeg	ffmpeg	0.4.9	Yes
Application	ffmpeg	ffmpeg	0.5	Yes
Application	ffmpeg	ffmpeg	0.5.1	Yes
Application	ffmpeg	ffmpeg	0.5.2	Yes
Application	ffmpeg	ffmpeg	0.5.3	Yes
Application	ffmpeg	ffmpeg	0.5.4	Yes
Application	ffmpeg	ffmpeg	0.6	Yes
Application	ffmpeg	ffmpeg	0.6.1	Yes
Application	ffmpeg	libavcodec	*	No
Application	libav	libav	≤ 0.6.2	Yes
Application	libav	libav	0.3	Yes
Application	libav	libav	0.3.1	Yes
Application	libav	libav	0.3.2	Yes
Application	libav	libav	0.3.3	Yes
Application	libav	libav	0.3.4	Yes
Application	libav	libav	0.4.0	Yes
Application	libav	libav	0.4.1	Yes
Application	libav	libav	0.4.2	Yes
Application	libav	libav	0.4.3	Yes
Application	libav	libav	0.4.4	Yes
Application	libav	libav	0.4.5	Yes
Application	libav	libav	0.4.6	Yes
Application	libav	libav	0.4.7	Yes
Application	libav	libav	0.4.8	Yes
Application	libav	libav	0.4.9	Yes
Application	libav	libav	0.5	Yes
Application	libav	libav	0.5.4	Yes
Application	libav	libav	0.6	Yes
Application	libav	libav	0.6.1	Yes
Application	videolan	vlc_media_player	≤ 1.1.9	Yes
Application	videolan	vlc_media_player	0.1.99b	Yes
Application	videolan	vlc_media_player	0.1.99e	Yes
Application	videolan	vlc_media_player	0.1.99f	Yes
Application	videolan	vlc_media_player	0.1.99g	Yes
Application	videolan	vlc_media_player	0.1.99h	Yes
Application	videolan	vlc_media_player	0.1.99i	Yes
Application	videolan	vlc_media_player	0.2.0	Yes
Application	videolan	vlc_media_player	0.2.60	Yes
Application	videolan	vlc_media_player	0.2.61	Yes
Application	videolan	vlc_media_player	0.2.62	Yes
Application	videolan	vlc_media_player	0.2.63	Yes
Application	videolan	vlc_media_player	0.2.70	Yes
Application	videolan	vlc_media_player	0.2.71	Yes
Application	videolan	vlc_media_player	0.2.72	Yes
Application	videolan	vlc_media_player	0.2.73	Yes
Application	videolan	vlc_media_player	0.2.80	Yes
Application	videolan	vlc_media_player	0.2.81	Yes
Application	videolan	vlc_media_player	0.2.82	Yes
Application	videolan	vlc_media_player	0.2.83	Yes
Application	videolan	vlc_media_player	0.2.90	Yes
Application	videolan	vlc_media_player	0.2.91	Yes
Application	videolan	vlc_media_player	0.2.92	Yes
Application	videolan	vlc_media_player	0.3.0	Yes
Application	videolan	vlc_media_player	0.3.1	Yes
Application	videolan	vlc_media_player	0.4.0	Yes
Application	videolan	vlc_media_player	0.4.1	Yes
Application	videolan	vlc_media_player	0.4.2	Yes
Application	videolan	vlc_media_player	0.4.3	Yes
Application	videolan	vlc_media_player	0.4.4	Yes
Application	videolan	vlc_media_player	0.4.5	Yes
Application	videolan	vlc_media_player	0.4.6	Yes
Application	videolan	vlc_media_player	0.5.0	Yes
Application	videolan	vlc_media_player	0.5.1	Yes
Application	videolan	vlc_media_player	0.5.2	Yes
Application	videolan	vlc_media_player	0.5.3	Yes
Application	videolan	vlc_media_player	0.6.0	Yes
Application	videolan	vlc_media_player	0.6.1	Yes
Application	videolan	vlc_media_player	0.6.2	Yes
Application	videolan	vlc_media_player	0.7.0	Yes
Application	videolan	vlc_media_player	0.7.2	Yes
Application	videolan	vlc_media_player	0.8.0	Yes
Application	videolan	vlc_media_player	0.8.1	Yes
Application	videolan	vlc_media_player	0.8.2	Yes
Application	videolan	vlc_media_player	0.8.4	Yes
Application	videolan	vlc_media_player	0.8.5	Yes
Application	videolan	vlc_media_player	0.8.6	Yes
Application	videolan	vlc_media_player	0.9.2	Yes
Application	videolan	vlc_media_player	0.9.3	Yes
Application	videolan	vlc_media_player	0.9.4	Yes
Application	videolan	vlc_media_player	0.9.5	Yes
Application	videolan	vlc_media_player	0.9.6	Yes
Application	videolan	vlc_media_player	0.9.8a	Yes
Application	videolan	vlc_media_player	0.9.9	Yes
Application	videolan	vlc_media_player	0.9.10	Yes
Application	videolan	vlc_media_player	1.0.0	Yes
Application	videolan	vlc_media_player	1.0.1	Yes
Application	videolan	vlc_media_player	1.0.2	Yes
Application	videolan	vlc_media_player	1.0.3	Yes
Application	videolan	vlc_media_player	1.0.4	Yes
Application	videolan	vlc_media_player	1.0.5	Yes
Application	videolan	vlc_media_player	1.0.6	Yes
Application	videolan	vlc_media_player	1.1.0	Yes
Application	videolan	vlc_media_player	1.1.1	Yes
Application	videolan	vlc_media_player	1.1.2	Yes
Application	videolan	vlc_media_player	1.1.3	Yes
Application	videolan	vlc_media_player	1.1.4	Yes
Application	videolan	vlc_media_player	1.1.4.1	Yes
Application	videolan	vlc_media_player	1.1.5	Yes
Application	videolan	vlc_media_player	1.1.6	Yes
Application	videolan	vlc_media_player	1.1.7	Yes
Application	videolan	vlc_media_player	1.1.8	Yes

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=624339 Patch ([email protected])
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=89f903b3d5ec38c9c5d90fba7e626fa0eda61a32 ([email protected])
http://securityreason.com/securityalert/8299 ([email protected])
http://www.securityfocus.com/archive/1/517706 ([email protected])
http://www.securityfocus.com/bid/47602 ([email protected])
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=624339 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=89f903b3d5ec38c9c5d90fba7e626fa0eda61a32 (af854a3a-2127-422b-91ae-364da2661108)
http://securityreason.com/securityalert/8299 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/517706 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/47602 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For ffmpeg's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.