kernel: cxl/port: Fix delete_endpoint() vs parent unregistration race

In the Linux kernel, the following vulnerability has been resolved: cxl/port: Fix deleteendpoint vs parent unregistration race The CXL subsystem, at cxlmem -probe time, establishes a lineage of ports struct cxlport objects between an endpoint and the root of a CXL topology. Each port including th...

UBUNTU-CVE-2023-52849

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix shutdown order Ira reports that removing cxlmockmem causes a crash with the following trace: BUG: kernel NULL pointer dereference, address: 0000000000000044 .. RIP: 0010:cxlregiondecodereset+0x7f/0x180 cxlcore .. Cal...