CVE-2021-38291: High severity FFmpeg FFmpeg vulnerability

Published Aug 12, 2021
·
Updated

FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure at src/libavutil/mathematics.c.

Affected Software

7 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<4.1.7
FFmpeg FFmpeg>=4.2.0<4.2.5
FFmpeg FFmpeg>=4.3.0<4.3.3
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/ffmpeg to a version that resolves this vulnerability.

    Fixed in 7:4.3.7-0+deb11u1Fixed in 7:4.3.8-0+deb11u1Fixed in 7:5.1.6-0+deb12u1Fixed in 7:7.0.2-3Fixed in 7:7.1-3

Event History

Aug 12, 2021
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:00 AM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:34 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is CVE-2021-38291?

CVE-2021-38291 is a vulnerability in FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) that suffers from an assertion failure at src/libavutil/mathematics.c.

2

Which software is affected by CVE-2021-38291?

FFmpeg versions 7:4.4.2-0ubuntu0.21.10.1, 7:2.8.17-0ubuntu0.1+, 7:3.4.11-0ubuntu0.1, 7:4.2.7-0ubuntu0.1, and 4.4.1 are affected by CVE-2021-38291.

3

How severe is CVE-2021-38291?

The severity of CVE-2021-38291 is not specified in the information provided.

4

How can I fix CVE-2021-38291?

To fix CVE-2021-38291, you should update FFmpeg to a version that includes the necessary fix. Refer to the official documentation or the vendor's security notice for specific instructions.

5

Where can I find more information about CVE-2021-38291?

You can find more information about CVE-2021-38291 on the CVE website and the official security notices from Ubuntu.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203