A race condition was found in the Linux kernel's ebpf verifier between bpf_map_update_elem and bpf_map_freeze due to a missing lock in kernel/bpf/syscall.c. In this flaw, a local user with a special privilege (cap_sys_admin or cap_bpf) can …

{
                    "vendor": "n/a",
                    "product": "kernel",
                    "versions": [
                        {
                            "version": "kernel 5.16 rc2",
                            "status": "affected"
                        }
                    ]
                }