Linux kernel bug fix: bpf: Defer the free of inner map when necessary
Subsystem: bpf (kernel/bpf/map_in_map.c)
Bug type: use-after-free, severity: unknown
Keywords: use after free
Files changed: include/linux/bpf.h;kernel/bpf/map_in_map.c;kernel/bpf/syscall.c
Introduced by Alexei Starovoitov on 2021-02-11 16:19:26 +0100; fixed by Hou Tao on 2023-12-04 17:50:26 -0800 (lifetime: 1026 days)