CVE-2026-23452

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

Description A race condition exists in the pm runtime work() function related to device removal, potentially leading to a use-after-free issue. The issue occurs when the parent device is freed while the function is attempting to suspend it. This can be triggered by blktest block/001. The vulnerability involves a potential dereference of the dev->parent pointer after the parent device has been freed. The fix involves inserting a flush work() call in pm runtime remove().

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