kernel: ionic: fix use after netif_napi_del()

A vulnerability was found in the Linux kernel's Ionic driver in the ionicqcqenable function, where the issue arises when the driver fails to reset the .poll pointer to NULL after a queue is unregistered via netifnapidel, leading to a use-after-free scenario when attempting to enable a previously...

PT-2025-40238

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to handling poll request timeouts within the null block layer. Specifically, a race condition between null timeout rq and null poll can lead to ...