CVE-2026-53201

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description An issue exists where an idle-skip optimization bypasses GuC suspend, preventing the GPU from performing the context switch required to flush Translation Lookaside Buffer (TLB) entries for invalidated userptr Virtual Memory Areas (VMAs). In LR/preempt-fence VM mode, this failure to invalidate the TLB can result in page faults during userptr invalidation tests.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.