Vulnerability in Ffmpeg
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Ffmpeg — versions 4.4
- Debian Linux — versions 9.0, 10.0, 11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/FFmpeg/FFmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1 (Patch, Third Party Advisory)
- patchwork.ffmpeg.org/project/ffmpeg/patch/PAXP193MB12624C21AE412BE95BA4D4A4B6F0…
- lists.debian.org/debian-lts-announce/2021/08/msg00018.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2021/dsa-4990 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2021/dsa-4998 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-38114?
- CVE-2021-38114 is a medium-severity vulnerability in Ffmpeg, classified under CWE-252. CVSS score: 5.5/10. Published 2021-08-04.
- How severe is CVE-2021-38114?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-38114 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.