Linux kernel bug fix: bpf: Reject narrower access to pointer ctx fields
Subsystem: bpf (kernel/bpf/cgroup.c)
Bug type: crash, severity: high
Files changed: kernel/bpf/cgroup.c;net/core/filter.c
Introduced by Daniel Borkmann on 2017-07-03 02:22:52 -0700; fixed by Paul Chaignon on 2025-07-23 19:33:49 -0700 (lifetime: 2942 days)