CVE-2012-2795: Ffmpeg

High severity, CVSS 10.0. EPSS: 2.6% chance of exploitation in the next 30 days.

Multiple unspecified vulnerabilities in libavcodec/wmalosslessdec.c in FFmpeg before 0.11 have unknown impact and attack vectors related to (1) size of "mclms arrays," (2) "a get_bits(0) in decode_ac_filter," and (3) "too many bits in decode_channel_residues()."

Affected products

• Ffmpeg Ffmpeg: up to and including 0.10.4; version 0.3 only; version 0.3.1 only; version 0.3.2 only; version 0.3.3 only; version 0.3.4 only; …

Published 2012-09-10. Last modified 2026-06-16.