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CVE-2011-3940

MEDIUM · CVSS 6.8EPSS 2.7%EU EUVD

nsvdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (out-of-bounds read and write) via a crafted NSV file that triggers "use of uninitialized streams."

Key facts

CVSS score
6.8 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE)
CWE-119
EPSS score
2.7% (86th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-3893)
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-2011-3893 in the EU Vulnerability Database. Last updated in EUVD on August 6, 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
  • 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
  • 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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