CVE-2025-40332

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/amdkfd: Fix mmap write lock not release<br /> <br /> If mmap write lock is taken while draining retry fault, mmap write lock<br /> is not released because svm_range_restore_pages calls mmap_read_unlock<br /> then returns. This causes deadlock and system hangs later because mmap<br /> read or write lock cannot be taken.<br /> <br /> Downgrade mmap write lock to read lock if draining retry fault fix this<br /> bug.