SB2025091873 - NULL pointer dereference in Linux kernel amd amdkfd driver
Published: September 18, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091873
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-2022-50354)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the kfd_process_destroy_wq(), kfd_process_device_destroy_ib_mem(), kfd_process_device_destroy_cwsr_dgpu() and kfd_process_device_init_vm() functions in drivers/gpu/drm/amd/amdkfd/kfd_process.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.