Use After Free Affecting ffmpeg package, versions <7:4.2.7-0ubuntu0.1
Threat Intelligence
EPSS
0.14% (51st
percentile)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-UBUNTU2004-FFMPEG-1540187
- published 11 Aug 2021
- disclosed 10 Aug 2021
Introduced: 10 Aug 2021
CVE-2020-21697 Open this link in a new tabHow to fix?
Upgrade Ubuntu:20.04 ffmpeg to version 7:4.2.7-0ubuntu0.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ffmpeg package and not the ffmpeg package as distributed by Ubuntu.
See How to fix? for Ubuntu:20.04 relevant fixed versions and status.
A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a crafted avi file.
CVSS Scores
version 3.1