CVE-2020-22024 json
Buffer Overflow vulnerability in FFmpeg 4.2 at the lagfun_frame16 function in libavfilter/vf_lagfun.c, which could let a remote malicious u…
published 2021-05-26 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-14790
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
Buffer Overflow vulnerability in FFmpeg 4.2 at the lagfun_frame16 function in libavfilter/vf_lagfun.c, which could let a remote malicious user cause Denial of Service.
Patch / fix
- ffmpeg Debian 14, Debian 13, Debian 12 7:4.3-2
debian advisories DEBIAN-CVE-2020-22024
- ffmpeg Ubuntu Pro 20.04 LTS 7:4.2.7-0ubuntu0.1+esm2
ubuntu advisories UBUNTU-CVE-2020-22024
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
Exploit prediction
1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- trac.ffmpeg.org https://trac.ffmpeg.org/ticket/8310 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
trac.ffmpeg.org
/ticket/8310
exploit, issue-tracking, vendor-advisory
Sources
- CVE List CVE-2020-22024
- NVD CVE-2020-22024
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