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| author |   Miklos Szeredi <mszeredi@redhat.com> | 2021-08-09 10:19:47 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2021-08-10 10:21:31 +0200 |
| commit | 427215d85e8d1476da1a86b8d67aceb485eb3631 (patch) | |
| tree | 36a42e8bcacadc0e2ebb4f6abfc44fecc87efbcf /net/unix/af_unix.c | |
| parent | ovl: fix uninitialized pointer read in ovl_lookup_real_one() (diff) | |
| download | wireguard-linux-427215d85e8d1476da1a86b8d67aceb485eb3631.tar.xz wireguard-linux-427215d85e8d1476da1a86b8d67aceb485eb3631.zip | |
ovl: prevent private clone if bind mount is not allowed
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>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions