Missing Release of Resource after Effective Lifetime in Linux kernel - CVE-2026-89824
Published: September 17, 2026
Vulnerability identifier: #VU150463
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-89824
CWE-ID: CWE-772
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local privileged user to cause a resource leak.
The vulnerability exists due to a missing release of an i2c adapter reference in the drm/panel-edp panel driver when handling probe failures or driver unbinding with a devicetree ddc-i2c-bus property referring to the auxiliary ddc bus. A local privileged user can cause a panel driver probe failure or unbind to cause a resource leak.
Affected software
Linux kernel
How to mitigate CVE-2026-89824
Install security update from vendor's repository.
External References
- https://git.kernel.org/stable/c/0259846b15a665c6762a86b3fa0eb8b674b35d1c
- https://git.kernel.org/stable/c/8d9e6dffaea9b1282f8dc82f2d5e3cbd64e11fb3
- https://git.kernel.org/stable/c/972afe6d5314037556bf6b3e635d7a06547064ee
- https://git.kernel.org/stable/c/e048a11cf4649e03f194e16eb809e57ffc9eb5b6
- https://git.kernel.org/stable/c/e2a9e291275a74e309a21cbb1def6296a72d6aed
- https://git.kernel.org/stable/c/f933d0f6fcd6280ce709553d394c30e9f7cc1b8c