CVE-2020-20891

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2abMailing List, Vendor Advisory
https://trac.ffmpeg.org/ticket/8282Exploit, Issue Tracking, Vendor Advisory
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2abMailing List, Vendor Advisory
https://trac.ffmpeg.org/ticket/8282Exploit, Issue Tracking, Vendor Advisory

Timeline

Published: Sep 20, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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