Description
In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/FFmpeg/FFmpeg/commit/8df6884832ec413cf032dfaa45c23b1c7876670c ↗
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15733 ↗
- https://security.gentoo.org/glsa/202003-65 ↗
- https://www.debian.org/security/2020/dsa-4722 ↗
- https://usn.ubuntu.com/4431-1/ ↗
- https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html ↗