CVE-2026-2921: GStreamer RIFF Palette Integer Overflow Remote Code Execution Vulnerability

Published Mar 6, 2026
·
Updated

GStreamer RIFF Palette Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

Affected Software

4 affected componentsFixes available
GStreamer GStreamer
GStreamer GStreamer<1.28.1
debian/gst-plugins-base1.0<=1.18.4-2+deb11u2
1.18.4-2+deb11u51.22.0-3+deb12u61.26.2-1+deb13u11.28.3-11.28.4-1
GStreamer GStreamer

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/gst-plugins-base1.0 to a version that resolves this vulnerability.

    Fixed in 1.18.4-2+deb11u5Fixed in 1.22.0-3+deb12u6Fixed in 1.26.2-1+deb13u1Fixed in 1.28.3-1Fixed in 1.28.4-1

Event History

Mar 6, 2026
Advisory Published
via ZDI·12:00 AM
Data Sourced
via ZDI·12:00 AM
DescriptionSeverityAffected Software
Mar 13, 2026
CVE Published
via MITRE·08:41 PM
Data Sourced
via MITRE·08:41 PM
DescriptionSeverityWeakness
Data Sourced
via Red Hat·09:02 PM
DescriptionSeverityAffected Software
Mar 16, 2026
Data Sourced
via NVD·02:19 PM
DescriptionSeverityWeaknessAffected Software
Jun 10, 2026
Data Sourced
via Launchpad·12:10 PM
Description
Jun 12, 2026
Data Sourced
via Ubuntu·12:11 PM
RemedyDescriptionSeverityAffected Software
Jun 15, 2026
Data Sourced
via Debian·12:15 PM
DescriptionAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-2921?

CVE-2026-2921 is classified as a critical severity vulnerability due to its potential for remote code execution.

2

How can I fix CVE-2026-2921?

To fix CVE-2026-2921, it is recommended to upgrade to the latest version of GStreamer that addresses this vulnerability.

3

What are the potential impacts of CVE-2026-2921?

The potential impacts of CVE-2026-2921 include unauthorized remote code execution, leading to system compromise.

4

Who is affected by CVE-2026-2921?

All installations of GStreamer that utilize the affected versions are vulnerable to CVE-2026-2921.

5

What actions should be taken if CVE-2026-2921 is detected?

If CVE-2026-2921 is detected, organizations should immediately apply patches and updates to mitigate the risk.

Contact

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