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| author | Pavel Emelyanov <xemul@openvz.org> | 2008-06-05 22:46:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-06 11:29:11 -0700 |
| commit | 7db9cfd380205f6b50afdc3bc3619f876a5eaf0d (patch) | |
| tree | 270b0212f0501b2dcf927e92e7374aba79c909df /security | |
| parent | cc9cb219aac24ffc711566c8f372c2b3a3bf840f (diff) | |
| download | op-kernel-dev-7db9cfd380205f6b50afdc3bc3619f876a5eaf0d.zip op-kernel-dev-7db9cfd380205f6b50afdc3bc3619f876a5eaf0d.tar.gz | |
devscgroup: check for device permissions at mount time
Currently even if a task sits in an all-denied cgroup it can still mount
any block device in any mode it wants.
Put a proper check in do_open for block device to prevent this.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Tested-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions
