SB2025050459 - Improper locking in Linux kernel amd amdgpu driver
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050459
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) Improper locking (CVE-ID: CVE-2023-53074)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the psp_hdcp_initialize(), psp_dtm_initialize() and psp_rap_initialize() functions in drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.