Linux kernel bug fix: bpf: Do not zero-extend kfunc return values
Subsystem: bpf (kernel/bpf/verifier.c)
Bug type: crash, severity: high
Files changed: kernel/bpf/verifier.c
Introduced by Ilya Leoshkevich on 2021-03-04 16:02:31 +0100; fixed by Björn Töpel on 2022-12-08 09:59:27 -0800 (lifetime: 643 days)