CVEvulnerability
CVE-2020-21041
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-120
Description
Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service
Affected configurations
• ffmpeg ffmpeg 4.1
• debian debian linux 9.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html Mailing List, Third Party Advisory
- https://trac.ffmpeg.org/ticket/7989 Exploit, Patch, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4990 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html Mailing List, Third Party Advisory
- https://trac.ffmpeg.org/ticket/7989 Exploit, Patch, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4990 Third Party Advisory