[USN-7738-1] FFmpeg vulnerability

[noreply+usn-bot at canonical.com]

==========================================================================
Ubuntu Security Notice USN-7738-1
September 04, 2025

ffmpeg vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.04
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

FFmpeg could be made to crash if it received specially crafted input.

Software Description:
- ffmpeg: Tools for transcoding, streaming and playing of multimedia files

Details:

It was discovered that FFmpeg incorrectly handled the calculation of
LPC order, which could lead to a stack-based buffer overflow. An attacker
could possibly use this issue to cause FFmpeg to crash, resulting in a
denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.04
  ffmpeg                          7:7.1.1-1ubuntu1.2
  libavcodec-dev                  7:7.1.1-1ubuntu1.2

Ubuntu 24.04 LTS
  ffmpeg                          7:6.1.1-3ubuntu5+esm4
                                  Available with Ubuntu Pro
  libavcodec-dev                  7:6.1.1-3ubuntu5+esm4
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  ffmpeg                          7:4.4.2-0ubuntu0.22.04.1+esm8
                                  Available with Ubuntu Pro
  libavcodec-dev                  7:4.4.2-0ubuntu0.22.04.1+esm8
                                  Available with Ubuntu Pro

Ubuntu 20.04 LTS
  ffmpeg                          7:4.2.7-0ubuntu0.1+esm9
                                  Available with Ubuntu Pro
  libavcodec-dev                  7:4.2.7-0ubuntu0.1+esm9
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  ffmpeg                          7:3.4.11-0ubuntu0.1+esm9
                                  Available with Ubuntu Pro
  libavcodec-dev                  7:3.4.11-0ubuntu0.1+esm9
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  ffmpeg                          7:2.8.17-0ubuntu0.1+esm11
                                  Available with Ubuntu Pro
  libavcodec-dev                  7:2.8.17-0ubuntu0.1+esm11
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-7738-1
  CVE-2025-1594

Package Information:
  https://launchpad.net/ubuntu/+source/ffmpeg/7:7.1.1-1ubuntu1.2
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