Missing Release of Resource after Effective Lifetime in Linux kernel - CVE-2026-89934
Published: September 17, 2026
Vulnerability identifier: #VU150357
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-2026-89934
CWE-ID: CWE-772
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to prevent the device from autosuspending.
The vulnerability exists due to a runtime PM reference leak in ltrf216a_get_lux() when a sensor data read fails. A local user can trigger a failed sensor data read to prevent the device from autosuspending.
Affected software
Linux kernel
How to mitigate CVE-2026-89934
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3