SB2025091871 - NULL pointer dereference in Linux kernel drm vkms driver
Published: September 18, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091871
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-50369)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vkms_release() function in drivers/gpu/drm/vkms/vkms_drv.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0b8f390e2251191f1b179cc87f65d54c96565f0d
- https://git.kernel.org/stable/c/1f9836f95271e7acf016667eee0aeae3386f9645
- https://git.kernel.org/stable/c/2fe2a8f40c21161ffe7653cc234e7934db5b7cc5
- https://git.kernel.org/stable/c/57031c474c3a920ea73afeb5dc352e537f5793ee
- https://git.kernel.org/stable/c/596f1ba3987e601e31a5abf1f75ce1d2635aceac
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16