Main Vulnerability Database Vulnerabilities #VU141100

NULL pointer dereference in gst-libav and gstreamer - #VU141100

Published: August 6, 2026

Vulnerability identifier: #VU141100

CSH Severity: Medium

CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: N/A

CWE-ID: CWE-476

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 null pointer dereference in gst-libav demuxer cleanup path when opening a corrupted or specially crafted media file. A remote attacker can supply a corrupted or specially crafted media file to cause a denial of service.

User interaction is required to process the crafted media file.

Affected software

gst-libav
gstreamer

Remediation

Install security update from vendor's website.

gst-libav - update to 1.28.4
gstreamer - update to 1.28.4

External References

Related Security Bulletins