CVE-2019-11338
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.35% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- ffmpeg/ffmpeg · debian/debian linux · novell/suse package hub for suse linux enterprise · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108034Broken Link
- https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7ePatch, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65bPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/05/msg00043.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/May/60Mailing List, Third Party Advisory
- https://usn.ubuntu.com/3967-1/Third Party Advisory
- https://usn.ubuntu.com/4431-1/Third Party Advisory
- https://www.debian.org/security/2019/dsa-4449Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108034Broken Link
- https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7ePatch, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65bPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/05/msg00043.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/May/60Mailing List, Third Party Advisory
- https://usn.ubuntu.com/3967-1/Third Party Advisory
- https://usn.ubuntu.com/4431-1/Third Party Advisory
- https://www.debian.org/security/2019/dsa-4449Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.