Out-of-bounds read in gst-plugins-good and gstreamer - CVE-2026-46470

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Main Vulnerability Database Vulnerabilities #VU132156

Out-of-bounds read in gst-plugins-good and gstreamer - CVE-2026-46470

Published: May 22, 2026


Vulnerability identifier: #VU132156
CSH Severity: Medium
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-46470
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to out-of-bounds read in the MOV/MP4 demuxer audio channel layout parsing code when parsing a crafted file that uses an invalid defined layout index. A remote attacker can supply a specially crafted media file to cause a denial of service.

Successful exploitation may also disclose sensitive information through out-of-bounds reads.


Affected software

gst-plugins-good
gstreamer
Debian Linux
Ubuntu
gst-plugins-good1.0 (Ubuntu package)
gst-plugins-good1.0 (Debian package)

How to mitigate CVE-2026-46470

Install security update from vendor's website.

gst-plugins-good - update to 1.28.2
gstreamer - update to 1.28.2
gst-plugins-good1.0 (Ubuntu package) - addressed in versions 1.20.3-0ubuntu1.6, 1.24.2-1ubuntu1.4, 1.26.5-1ubuntu2.3
gst-plugins-good1.0 (Debian package) - update to 1.26.2-1+deb13u1

External References

Related Security Bulletins