diff options
| author | Miklos Szeredi <mszeredi@redhat.com> | 2021-08-09 10:19:47 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-08-15 12:59:57 +0200 |
| commit | c6e8810d25295acb40a7b69ed3962ff181919571 (patch) | |
| tree | 7cdd7dd11857d5fee01bccfe86ca451bd1479084 /scripts | |
| parent | 3d4ba14fc5ffbe5712055af09a5c0cbab93c0f44 (diff) | |
ovl: prevent private clone if bind mount is not allowed
commit 427215d85e8d1476da1a86b8d67aceb485eb3631 upstream.
Add the following checks from __do_loopback() to clone_private_mount() as
well:
- verify that the mount is in the current namespace
- verify that there are no locked children
Reported-by: Alois Wohlschlager <alois1@gmx-topmail.de>
Fixes: c771d683a62e ("vfs: introduce clone_private_mount()")
Cc: <stable@vger.kernel.org> # v3.18
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions