Description
A heap-based Buffer Overflow vulnerability exists in gaussian_blur at libavfilter/vf_edgedetect.c, which might lead to memory corruption and other potential consequences.
References (4)
Core 4
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://trac.ffmpeg.org/ticket/8260
Technical Description x_refsource_misc
https://cwe.mitre.org/data/definitions/122.html
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2021/dsa-4990
Scores
CVSS v3
8.8
EPSS
0.0099
EPSS Percentile
77.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
ffmpeg/ffmpeg
4.2
Published
May 27, 2021
Tracked Since
Feb 18, 2026