Fixed
Created: May 5, 2025
Updated: Sep 1, 2025
Resolved Date: May 11, 2025
Found In Version: 10.25.33.1
Severity: Standard
Applicable for: Wind River Linux LTS 25
Component/s: Kernel
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: fix shift-out-of-bounds in CalculateVMAndRowBytes
WHY]
When PTEBufferSizeInRequests is zero, UBSAN reports the following
warning because dml_log2 returns an unexpected negative value:
shift exponent 4294966273 is too large for 32-bit type 'int'
[HOW]
In the case PTEBufferSizeInRequests is zero, skip the dml_log2() and
assign the result directly.
CREATE(Triage):(User=admin) [CVE-2023-53077 (https://nvd.nist.gov/vuln/detail/CVE-2023-53077)
