Use of Uninitialized Variable in Linux kernel - CVE-2026-80751
Published: September 4, 2026
Vulnerability identifier: #VU146913
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-80751
CWE-ID: CWE-457
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to use of an uninitialized pointer in mtk_mfg_attach_dev() when processing GPU operating performance point data. A local user can trigger the vulnerable device-attachment path to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-80751
Install security update from vendor's repository.