Medium severity · published Aug 4, 2021
CVE-2021-38114
libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868
5.5
CVSS
1%
EPSS
No
On KEV
Description
libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0; 11.0 · source: NVD
FF
Ffmpeg · Ffmpeg
4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38114
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38114
Patch
https://github.com/FFmpeg/FFmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1
Mailing List
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html
patchwork.ffmpeg.org
https://patchwork.ffmpeg.org/project/ffmpeg/patch/PAXP193MB12624C21AE412BE95BA4D4A4B6F09%40PAXP193MB1262.EURP193.PROD.OUTLOOK.COM/
Third Party Advisory
https://www.debian.org/security/2021/dsa-4990
Third Party Advisory
https://www.debian.org/security/2021/dsa-4998
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