Linux kernel bug fix: kernfs: Fix UAF in polling when open file is released
Subsystem: fs/kernfs (fs/kernfs/file.c)
Bug type: use-after-free, severity: high
Keywords: race condition;use after free;UAF
Files changed: fs/kernfs/file.c
Introduced by Chengming Zhou on 2022-09-09 11:08:33 +0200; fixed by Chen Ridong on 2025-09-06 20:11:27 +0200 (lifetime: 1093 days)