kernel: RDMA/rxe: Fix mr->map double free

A double-free vulnerability was found in the Linux kernel RDMA RXE soft-RoCE driver's memory region handling. A local user with access to RDMA userspace verbs can register a memory region with parameters that cause initialization to fail, triggering error handling code that frees the mr-map...

SUSE CVE-2022-50543

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix mr-map double free rxemrcleanup which tries to free mr-map again will be called when rxemrinituser fails: CPU: 0 PID: 4917 Comm: rdmaflushserv Kdump: loaded Not tainted 6.1.0-rc1-roce-flush+ 25 Hardware name: QEMU...

kernel: RDMA/rxe: Fix mr->map double free

A double-free vulnerability was found in the Linux kernel RDMA RXE soft-RoCE driver's memory region handling. A local user with access to RDMA userspace verbs can register a memory region with parameters that cause initialization to fail, triggering error handling code that frees the mr-map...