Buffer overflow in Ffmpeg

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 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."

Vulnerability class: Buffer Overflow

EPSS: 0.033 (87.3th percentile) — read the EPSS interpretation.

Affected products

  • Ffmpeg — versions 0.5, 0.5.1, 0.5.2
  • Libav — versions 0.5, 0.5.1, 0.5.2
  • N/a — versions n/a

Weakness classification (CWE)

References