CVE-2026-89958

This vulnerability affects the Linux kernel 's s390/vfio-ap driver. The root cause is a NULL pointer dereference : the vfio_ap_on_cfg_changed and vfio_ap_on_scan_complete callback functions acquire the matrix_mdev->kvm->lock mutex without first checking whether matrix_mdev->kvm is NULL. ...

DEBIAN-CVE-2023-53746

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: fix memory leak in vfioap device driver The device release callback function invoked to release the matrix device uses the devgetdrvdatadevice dev function to retrieve the pointer to the vfiomatrixdev object in orde...

CVE-2024-26620 s390/vfio-ap: always filter entire AP matrix

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfioapmdevfiltermatrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filteri...

CVE-2024-26620 s390/vfio-ap: always filter entire AP matrix

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfioapmdevfiltermatrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filteri...

CVE-2024-26620 s390/vfio-ap: always filter entire AP matrix

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfioapmdevfiltermatrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filteri...