CVE-2009-4632: oggparsevorbis.c in FFmpeg 0.5 does not properly perform certain pointer arithmetic, which might allow remo...

Security readout for executives and security teams

FFmpeg 0.5 has a Vorbis-in-Ogg parsing flaw that can read beyond expected memory when handling a crafted media file. In practical terms, a vulnerable service or application that processes attacker-supplied files could crash or expose memory contents. The provided sources do not include a CVSS score or confirmed active exploitation. Exposure is most plausible where legacy FFmpeg 0.5, or distro builds carrying this vulnerable code, process untrusted Ogg/Vorbis media. Modern FFmpeg deployments may not be affected, but the bundle does not provide a complete fixed-version matrix. Prioritize where legacy media processing accepts external files. For normal modern environments, urgency is lower, but confirm versions because the impact includes service crashes and possible memory exposure. Mitigation focus: Inventory systems using FFmpeg, especially legacy media-processing services.; Check Debian, Ubuntu, Mandriva, and FFmpeg guidance for corrected packages.; Upgrade vulnerable FFmpeg builds according to vendor advisories..

Prepared

Jun 28, 2026, 03:36 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.