PT-2026-93599

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the vfio ap device driver for s390. The issue occurs within the call stack of the vfio ap on cfg changed and vfio ap on scan complete functions, wher...

CVE-2023-53746

In the s390 VFIO-AP driver, memory allocated for the vfiomatrixdev structure is never released during device cleanup. The release callback incorrectly uses devgetdrvdata to locate the object, but since it was never stored there, the function returns NULL and kfree silently accepts it. The correct...