CVE-2022-48798 Information

Description

In the Linux kernel the following vulnerability has been resolved:

s390/cio: verify the driver availability for path_event call

If no driver is attached to a device or the driver does not provide the path_event function an FCES path-event on this device could end up in a kernel-panic. Verify the driver availability before the path_event function call.

Reference

https://git.kernel.org/stable/c/fe990b7bf6ac93f1d850d076b8f0e758268aa4ab https://git.kernel.org/stable/c/a0619027f11590b2070624297530c34dc7f91bcd https://git.kernel.org/stable/c/dd9cb842fa9d90653a9b48aba52f89c069f3bc50