Linux kernel bug fix: memfd: replace ratcheting feature from vm.memfd_noexec with hierarchy
Subsystem: kernel (kernel/pid_namespace.c)
Bug type: hang, severity: security
Files changed: include/linux/pid_namespace.h;kernel/pid.c;kernel/pid_namespace.c;kernel/pid_sysctl.h;mm/memfd.c
Introduced by Jeff Xu on 2023-01-18 17:12:37 -0800; fixed by Aleksa Sarai on 2023-08-21 13:37:59 -0700 (lifetime: 214 days)