Improper Check for Unusual or Exceptional Conditions in Linux kernel - CVE-2026-98148
Published: September 28, 2026
Vulnerability identifier: #VU152288
CSH Severity: Low
CVSS v4: 0 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-98148
CWE-ID: CWE-754
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows an attacker with physical access to trigger a kernel warning.
The vulnerability exists due to missing validation in gud_plane_add_properties when processing device-reported supported rotations. An attacker with physical access can provide a device rotation bitmask that omits GUD_ROTATION_0 to trigger a kernel warning.
Affected software
Linux kernel
How to mitigate CVE-2026-98148
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3