CVE-2020-22033: Buffer Overflow

Published May 27, 2021
·
Updated

A heap-based Buffer Overflow Vulnerability exists FFmpeg 4.2 at libavfilter/vfvmafmotion.c in convolutiony8bit, which could let a remote malicious user cause a Denial of Service.

Affected Software

3 affected componentsFixes available
debian/ffmpeg
7:4.3.7-0+deb11u17:4.3.8-0+deb11u17:5.1.6-0+deb12u17:7.0.2-37:7.1-3
FFmpeg FFmpeg=4.2
Debian Debian Linux=10.0

Event History

May 27, 2021
CVE Published
via MITRE·06:42 PM
Data Sourced
via MITRE·06:42 PM
Description
Jan 11, 2024
Data Sourced
via Launchpad·11:45 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:25 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is CVE-2020-22033?

CVE-2020-22033 is a heap-based buffer overflow vulnerability in FFmpeg 4.2 at libavfilter/vf_vmafmotion.c.

2

How does CVE-2020-22033 impact the system?

CVE-2020-22033 could allow a remote malicious user to cause a denial of service (DoS) on the system.

3

Which software versions are affected by CVE-2020-22033?

The affected software versions include FFmpeg 4.4.2-0ubuntu0.21.10.1, 3.4.11-0ubuntu0.1, 4.2.7-0ubuntu0.1, and 4.4.1.

4

How can I fix CVE-2020-22033 on Ubuntu?

To fix CVE-2020-22033 on Ubuntu, you should update FFmpeg to version 4.4.2-0ubuntu0.21.10.1, 3.4.11-0ubuntu0.1, or 4.2.7-0ubuntu0.1.

5

Where can I find more information about CVE-2020-22033?

You can find more information about CVE-2020-22033 on the CVE website (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22033), the FFmpeg trac ticket (https://trac.ffmpeg.org/ticket/8246), and the Ubuntu Security Notice USN-5472-1 (https://ubuntu.com/security/notices/USN-5472-1).

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