Description
libavcodec/hevcdec.c in FFmpeg 3.4 and 4.1.2 mishandles detection of duplicate first slices, which allows remote attackers to cause a denial of service (NULL pointer dereference and out-of-array access) or possibly have unspecified other impact via crafted HEVC data.
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/54655623a82632e7624714d7b2a3e039dc5faa7e ↗
- http://www.securityfocus.com/bid/108034 ↗
- https://usn.ubuntu.com/3967-1/ ↗
- https://seclists.org/bugtraq/2019/May/60 ↗
- https://www.debian.org/security/2019/dsa-4449 ↗
- https://lists.debian.org/debian-lts-announce/2019/05/msg00043.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html ↗
- https://usn.ubuntu.com/4431-1/ ↗
- https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65b ↗