CVE-2022-50775

CVE-2022-50775 pertains to the Linux kernel RDMA/hns subsystem. The vulnerability arises from a refcount leak in hns_roce_mmap where rdma_user_mmap_entry_get_pgoff() takes a reference but rdma_user_mmap_entry_put() to release it was missing. The fix adds the missing release call to properly drop ...