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CVE-2011-4579

The svq1_decode_frame function in the SVQ1 decoder (svq1dec.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x…

Medium4.3EPSS 3.3%
Published
Updated
Reserved
Assigned by
redhat

Description

The svq1_decode_frame function in the SVQ1 decoder (svq1dec.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 (memory corruption) via a crafted SVQ1 stream, related to "dimensions changed."

Scores

CVSS scores of CVE-2011-4579, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0Medium4.3AV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS (exploitation in 30 days)
3.3% · top 11% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

Affected products

  • n/a

    • affected n/a

References (10)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .