==========================================================================
Ubuntu Security Notice USN-7558-1
June 05, 2025

gst-plugins-bad1.0 vulnerabilities
==========================================================================

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

- Ubuntu 25.04
- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in GStreamer Bad Plugins.

Software Description:
- gst-plugins-bad1.0: GStreamer plugins

Details:

It was discovered that the AV1 codec plugin in GStreamer could be made
to write out of bounds. An attacker could possibly use this issue to
cause applications using the plugin to crash, resulting in a denial of
service, or possibly execute arbitrary code. This issue only affected
Ubuntu 22.04 LTS. (CVE-2023-50186, CVE-2024-0444)

It was discovered that the H265 codec plugin in GStreamer could be made
to write out of bounds. An attacker could possibly use this issue to
cause applications using the plugin to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2025-3887)

Update instructions:

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

Ubuntu 25.04
  gstreamer1.0-plugins-bad        1.26.0-1ubuntu2.1
  libgstreamer-plugins-bad1.0-0   1.26.0-1ubuntu2.1

Ubuntu 24.10
  gstreamer1.0-plugins-bad        1.24.8-2ubuntu1.1
  libgstreamer-plugins-bad1.0-0   1.24.8-2ubuntu1.1

Ubuntu 24.04 LTS
  gstreamer1.0-plugins-bad        1.24.2-1ubuntu4+esm1
                                  Available with Ubuntu Pro
  libgstreamer-plugins-bad1.0-0   1.24.2-1ubuntu4+esm1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  gstreamer1.0-plugins-bad        1.20.3-0ubuntu1.1+esm2
                                  Available with Ubuntu Pro
  libgstreamer-plugins-bad1.0-0   1.20.3-0ubuntu1.1+esm2
                                  Available with Ubuntu Pro

Ubuntu 20.04 LTS
  gstreamer1.0-plugins-bad        1.16.3-0ubuntu1.1+esm1
                                  Available with Ubuntu Pro
  libgstreamer-plugins-bad1.0-0   1.16.3-0ubuntu1.1+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7558-1
  CVE-2023-50186, CVE-2024-0444, CVE-2025-3887

Package Information:
https://launchpad.net/ubuntu/+source/gst-plugins-bad1.0/1.26.0-1ubuntu2.1
https://launchpad.net/ubuntu/+source/gst-plugins-bad1.0/1.24.8-2ubuntu1.1