[PATCH OLK-5.10 0/4] CVE-2023-52447

Hou Tao (3): bpf: Add map and need_defer parameters to .map_fd_put_ptr() bpf: Set need_defer as false when clearing fd array during map free bpf: Defer the free of inner map when necessary

Pu Lehui (1): bpf: Fix kabi breakage in struct bpf_map and struct bpf_map_ops

include/linux/bpf.h | 18 +++++++++++++++--- kernel/bpf/arraymap.c | 33 ++++++++++++++++++++------------- kernel/bpf/hashtab.c | 6 +++--- kernel/bpf/map_in_map.c | 13 +++++++++---- kernel/bpf/map_in_map.h | 2 +- kernel/bpf/syscall.c | 23 +++++++++++++++++++++-- 6 files changed, 69 insertions(+), 26 deletions(-)