Date: Mon, 09 Feb 2026 00:52:23 +0000 From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: dc6c80476b5a - stable/15 - unmount(2): do not allow MNT_DEFERRED or MNT_RECURSE flags from userspace Message-ID: <69892fc7.32c77.44bc95a6@gitrepo.freebsd.org>
index | next in thread | raw e-mail
The branch stable/15 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=dc6c80476b5a2e9aa3cda203e89827fed7e04893 commit dc6c80476b5a2e9aa3cda203e89827fed7e04893 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2026-02-02 22:38:32 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2026-02-09 00:51:57 +0000 unmount(2): do not allow MNT_DEFERRED or MNT_RECURSE flags from userspace (cherry picked from commit cd8d44173adc375b59a24b1363476c086a7c86b4) --- sys/kern/vfs_mount.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sys/kern/vfs_mount.c b/sys/kern/vfs_mount.c index 13403acacc08..240bf5451a84 100644 --- a/sys/kern/vfs_mount.c +++ b/sys/kern/vfs_mount.c @@ -1733,6 +1733,8 @@ kern_unmount(struct thread *td, const char *path, int flags) int error; AUDIT_ARG_VALUE(flags); + if ((flags & (MNT_DEFERRED | MNT_RECURSE)) != 0) + return (EINVAL); if (jailed(td->td_ucred) || usermount == 0) { error = priv_check(td, PRIV_VFS_UNMOUNT); if (error)home | help
Want to link to this message? Use this
URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?69892fc7.32c77.44bc95a6>