Use-after-free in gstreamer - #VU141083
Published: August 6, 2026
Vulnerability identifier: #VU141083
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to use-after-free in GstBuffer value deserialization in the GStreamer core library when parsing crafted serialized buffer data with invalid content. A remote attacker can provide specially crafted serialized buffer values to execute arbitrary code.
Successful exploitation may also cause a crash or data corruption.
Affected software
gstreamer
Remediation
Install security update from vendor's website.
gstreamer - update to 1.28.3