CVE-2025-40332

Description

In the Linux kernel, the following vulnerability has been resolved:drm/amdkfd: Fix mmap write lock not releaseIf mmap write lock is taken while draining retry fault, mmap write lockis not released because svm_range_restore_pages calls mmap_read_unlockthen returns. This causes deadlock and system hangs later because mmapread or write lock cannot be taken.Downgrade mmap write lock to read lock if draining retry fault fix thisbug.

Risk Information

Associated Vulnerability

Patch Details

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234