CVE-2024-56592

CVE-2024-56592 (Linux kernel) relates to BPF hash table management for maps. The vulnerability arises when a map element is freed while holding a bucket lock, triggering a lockdep warning due to bpf_map_fd_put_ptr() calling bpf_map_free_id() which acquires map_idr_lock. The fix defers free_htab_e...