CVE-2020-22049
MEDIUMFFmpeg 4.2 - Denial of Service via Memory Leak in wtvfile_open_sector
Title source: llmDescription
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector function in wtvdec.c.
References (4)
Core 4
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://trac.ffmpeg.org/ticket/8314
Patch x_refsource_misc
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=373c1c9b691fd4c6831b3a114a006b639304c2af
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2021/dsa-4990
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
Scores
CVSS v3
6.5
EPSS
0.0155
EPSS Percentile
81.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-401
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
ffmpeg/ffmpeg
4.2
Published
Jun 02, 2021
Tracked Since
Feb 18, 2026