CVE-2026-64438

A flaw was found in the Linux kernel's crypto QAT QuickAssist Technology module. A race condition exists during the teardown of Virtual Function to Physical Function VF2PF work in the adfdisablesriov function. This allows a concurrently scheduled or already queued worker to attempt to access memo...

UBUNTU-CVE-2026-64438

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix VF2PF work teardown race in adfdisablesriov The VF2PF interrupt handler queues PF-side response work that stores a raw pointer to per-VF state struct adfaccelvfinfo. Currently, adfdisablesriov destroys per-VF...