[PATCH OLK-6.6 0/4] CVE-2023-52920

Andrii Nakryiko (3): bpf: support non-r10 register spill/fill to/from stack in precision tracking selftests/bpf: add stack access precision test bpf: handle fake register spill to stack with BPF_ST_MEM instruction

Pu Lehui (1): bpf: Fix kabi breakage in struct bpf_verifier_state and bpf_verifier_env

include/linux/bpf_verifier.h | 35 +++- kernel/bpf/verifier.c | 174 ++++++++++-------- .../bpf/progs/verifier_subprog_precision.c | 87 ++++++++- .../testing/selftests/bpf/verifier/precise.c | 38 ++-- 4 files changed, 232 insertions(+), 102 deletions(-)