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CVE Record

CVE-2011-4352: Integer overflow in the vp3_dequant function in the VP3 decoder (vp3.c) in libavcodec in FFmpeg 0.5.x befor...

Integer overflow in the vp3_dequant function in the VP3 decoder (vp3.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before 0.5.6, 0.6.x before 0.6.4, and 0.7.x before 0.7.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted VP3 stream, which triggers a buffer overflow.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This flaw affects old FFmpeg and Libav media decoding code. A malicious VP3 video stream could crash a system processing it and may allow code execution. Business risk is highest where servers, apps, or desktops decode untrusted media files or streams using the vulnerable library versions. Exposure is likely limited to legacy systems still running affected FFmpeg or Libav branches, especially media processing, upload scanning, transcoding, playback, or thumbnailing workflows that accept untrusted VP3 content. Prioritize remediation where legacy media-processing systems handle files from customers, users, partners, or the internet. The vulnerability is old, but the impact can be serious if vulnerable libraries remain embedded in production applications or appliances. Mitigation focus: Upgrade FFmpeg and Libav beyond the fixed versions named in the CVE.; Apply relevant distribution updates from Ubuntu, Mandriva, or current vendor channels.; Prioritize systems that decode untrusted uploaded media or network streams..

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0ADP providers
1Source links

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Affected products

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VendorProductVersion / packageStatus
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