Missing Release of Resource after Effective Lifetime in Linux kernel - CVE-2026-93193
Published: September 18, 2026
Vulnerability identifier: #VU150804
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-2026-93193
CWE-ID: CWE-772
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 missing release of a device node reference in rockchip_dp_drm_encoder_enable() when enabling the Rockchip DisplayPort encoder. A local user can invoke encoder enable operations to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-93193
Install security update from vendor's repository.