Out-of-bounds write in gst-plugins-bad and gstreamer - #VU141149
Published: August 6, 2026
Vulnerability identifier: #VU141149
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: N/A
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service or disclose sensitive information.
The vulnerability exists due to out-of-bounds write in the H.265/HEVC parser (gsth265parser) when parsing a crafted H.265/HEVC video stream containing a malformed sequence parameter set during short-term reference picture set parsing. A remote attacker can provide a specially crafted video stream to cause a denial of service or disclose sensitive information.
Affected software
gst-plugins-bad
gstreamer
gstreamer
Remediation
Install security update from vendor's website.
gst-plugins-bad - update to 1.28.6
gstreamer - update to 1.28.6
gstreamer - update to 1.28.6