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| author | Eric W. Biederman <ebiederm@xmission.com> | 2015-05-08 16:36:50 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-05-17 09:53:49 -0700 |
| commit | 4c0b6322754c01a0424b0a5d7e8e0b964781fcc0 (patch) | |
| tree | c251129dd78dabd938a126a803d204979cc27917 /mm | |
| parent | be323587d27b8bfe18681ad98d941256bfdd8248 (diff) | |
| download | lwn-4c0b6322754c01a0424b0a5d7e8e0b964781fcc0.tar.gz lwn-4c0b6322754c01a0424b0a5d7e8e0b964781fcc0.zip | |
mnt: Fix fs_fully_visible to verify the root directory is visible
commit 7e96c1b0e0f495c5a7450dc4aa7c9a24ba4305bd upstream.
This fixes a dumb bug in fs_fully_visible that allows proc or sys to
be mounted if there is a bind mount of part of /proc/ or /sys/ visible.
Reported-by: Eric Windisch <ewindisch@docker.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions