Vulnerability Details : 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 crafted HEVC data.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2019-11338
- cpe:2.3:a:novell:suse_package_hub_for_suse_linux_enterprise:12:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.4:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-11338
1.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-11338
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2019-11338
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-11338
-
https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65b
avcodec/hevcdec: Avoid only partly skiping duplicate first slices · FFmpeg/FFmpeg@9ccc633 · GitHubPatch;Third Party Advisory
-
https://www.debian.org/security/2019/dsa-4449
Debian -- Security Information -- DSA-4449-1 ffmpegThird Party Advisory
-
https://usn.ubuntu.com/3967-1/
USN-3967-1: FFmpeg vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7e
avcodec/hevcdec: Avoid only partly skiping duplicate first slices · FFmpeg/FFmpeg@5465562 · GitHubPatch;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html
[security-announce] openSUSE-SU-2020:0024-1: moderate: Security update fMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/05/msg00043.html
[SECURITY] [DLA 1809-1] libav security updateMailing List;Third Party Advisory
-
https://seclists.org/bugtraq/2019/May/60
Bugtraq: [SECURITY] [DSA 4449-1] ffmpeg security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4431-1/
USN-4431-1: FFmpeg vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
-
http://www.securityfocus.com/bid/108034
FFmpeg CVE-2019-11338 Denial of Service VulnerabilityBroken Link
Jump to