Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

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

EUVD-2023-60082

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-2023-53746 s390/vfio-ap: fix memory leak in vfio_ap device driver

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...

kernel: s390/vfio-ap: fix memory leak in vfio_ap device driver

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...