Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2020-22021

Published: 26 May 2021

Buffer Overflow vulnerability in FFmpeg 4.2 at filter_edges function in libavfilter/vf_yadif.c, which could let a remote malicious user cause a Denial of Service.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
ffmpeg
Launchpad, Ubuntu, Debian
groovy Ignored
(end of life)
hirsute Ignored
(end of life, was needed)
jammy Not vulnerable
(7:4.4.1-3ubuntu2)
bionic
Released (7:3.4.11-0ubuntu0.1)
focal
Released (7:4.2.7-0ubuntu0.1)
impish
Released (7:4.4.2-0ubuntu0.21.10.1)
trusty Does not exist

upstream
Released (4.4.1)
xenial
Released (7:2.8.17-0ubuntu0.1+esm2)
Available with Ubuntu Pro
Patches:
upstream: https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=7971f62120a55c141ec437aa3f0bacc1c1a3526b

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H