CVE-2026-53265

CVE-2026-53265 – Linux kernel : A race in dm cache policy SMQ allowed a check-then-act sequence to observe e->allocated as true before taking mq->lock. Two concurrent invalidators could both proceed, causing one to remove the entry from queues/hash table and free_entry(), then another to ac...

EUVD-2026-39216

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...