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Ubuntu 18.04 LTS Advisory USN-8205-1 GStreamer Bad Plugins Risky DoS Issue

ubuntu
Calendar Grey April 24, 2026
Dist Ubuntu Esm H88
Multiple security issues in GStreamer Bad Plugins for Ubuntu requiring urgent updates to prevent exploitation.
Several security issues were fixed in GStreamer Bad Plugins.

Summary

Several security issues were fixed in GStreamer Bad Plugins.

Software Description:

- gst-plugins-bad1.0: GStreamer plugins

Details:

It was discovered that multiple plugins in GStreamer contained arithmetic

overflows. An attacker could possibly use this issue to cause applications

using the plugins to crash, resulting in a denial of service, or possibly

execute arbitrary code. (CVE-2023-37329, CVE-2023-40474, CVE-2023-40475,

CVE-2023-40476)

It was discovered that the MXF demuxer plugin in GStreamer did not

properly manage memory. 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-2023-44446)

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)

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu GStreamer plugin exploit

Update Instructions

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

Ubuntu 18.04 LTS
  gstreamer1.0-plugins-bad        1.14.5-0ubuntu1~18.04.1+esm1
                                  Available with Ubuntu Pro
  libgstreamer-plugins-bad1.0-0   1.14.5-0ubuntu1~18.04.1+esm1
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  gstreamer1.0-plugins-bad        1.8.3-1ubuntu0.2+esm1
                                  Available with Ubuntu Pro
  libgstreamer-plugins-bad1.0-0   1.8.3-1ubuntu0.2+esm1
                                  Available with Ubuntu Pro

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

References

https://ubuntu.com/security/notices/USN-8205-1

CVE-2023-37329, CVE-2023-40474, CVE-2023-40475, CVE-2023-40476,

CVE-2023-44446, CVE-2025-3887

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8205-1

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu GStreamer plugin exploit

Package Information

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