Linux kernel bug fix: fanotify: Validate the return value of mnt_ns_from_dentry() before dereferencing
Subsystem: filesystem (fs/notify/fanotify/fanotify_user.c)
Bug type: null-deref, severity: security
Keywords: null pointer
Files changed: fs/notify/fanotify/fanotify_user.c
Introduced by Amir Goldstein on 2025-05-19 22:46:34 +0200; fixed by Anderson Nascimento on 2025-09-05 16:02:55 +0200 (lifetime: 108 days)