High severity · published Apr 19, 2019
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…
8.8
CVSS
2.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
FF
Ffmpeg · Ffmpeg
3.4; 4.1.2 · source: NVD
SP
Suse Package Hub For Suse Linux Enterprise · Novell
12 · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 18.10; 19.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11338
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11338
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html
Broken Link
http://www.securityfocus.com/bid/108034
Patch
https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7e
Patch
https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65b
Mailing List
https://lists.debian.org/debian-lts-announce/2019/05/msg00043.html
Mailing List
https://seclists.org/bugtraq/2019/May/60
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