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CVE-2011-4579

MEDIUM · CVSS 4.3EPSS 3.3%EU EUVD

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."

Key facts

CVSS score
4.3 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-119
EPSS score
3.3% (89th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-4505)
Published
August 20, 2012
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4505 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • ffmpeg / ffmpeg
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav
  • libav / libav

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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