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From: Chris Wright <chrisw@osdl.org>
To: Valdis.Kletnieks@vt.edu
Cc: David Wagner <daw-usenet@taverner.cs.berkeley.edu>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] BSD Secure Levels: claim block dev in file struct rather than inode struct, 2.6.11-rc2-mm1 (3/8)
Date: Mon, 7 Feb 2005 18:20:36 -0800	[thread overview]
Message-ID: <20050207182035.D469@build.pdx.osdl.net> (raw)
In-Reply-To: <200502080210.j182Aioh007619@turing-police.cc.vt.edu>; from Valdis.Kletnieks@vt.edu on Mon, Feb 07, 2005 at 09:10:44PM -0500

* Valdis.Kletnieks@vt.edu (Valdis.Kletnieks@vt.edu) wrote:
> open("/tmp/sh-thd-1107848098", O_WRONLY|O_CREAT|O_TRUNC|O_EXCL|O_LARGEFILE, 0600) = 3

O_EXCL

> Wow - if my /tmp was on the same partition, and I'd hard-linked that
> file to /etc/passwd, it would be toast now if root had run it.

So, in fact, it wouldn't ;-)

thanks,
-chris
-- 
Linux Security Modules     http://lsm.immunix.org     http://lsm.bkbits.net

  reply	other threads:[~2005-02-08  2:20 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-07 19:21 [PATCH] BSD Secure Levels: printk overhaul, 2.6.11-rc2-mm1 (1/8) Michael Halcrow
2005-02-07 19:30 ` [PATCH] BSD Secure Levels: suid/sgid on directories; open/mknod issue, 2.6.11-rc2-mm1 (2/8) Michael Halcrow
2005-02-07 19:31 ` [PATCH] BSD Secure Levels: claim block dev in file struct rather than inode struct, 2.6.11-rc2-mm1 (3/8) Michael Halcrow
2005-02-07 22:26   ` Chris Wright
2005-02-07 22:41     ` Valdis.Kletnieks
2005-02-08  1:48       ` David Wagner
2005-02-08  2:10         ` Valdis.Kletnieks
2005-02-08  2:20           ` Chris Wright [this message]
2005-02-08  3:15             ` Valdis.Kletnieks
2005-02-08 14:33           ` David Wagner
2005-02-07 22:42     ` Valdis.Kletnieks
2005-02-08 17:24     ` Michael Halcrow
2005-02-08 17:47       ` Valdis.Kletnieks
2005-02-08 20:08         ` Serge E. Hallyn
2005-02-08 23:38       ` Chris Wright
2005-02-07 19:32 ` [PATCH] BSD Secure Levels: memory alloc failure check, 2.6.11-rc2-mm1 (4/8) Michael Halcrow
2005-02-07 19:34 ` [PATCH] BSD Secure Levels: allow setuid/setgid on process if root, 2.6.11-rc2-mm1 (5/8) Michael Halcrow
2005-02-07 19:35 ` [PATCH] BSD Secure Levels: nits, 2.6.11-rc2-mm1 (6/8) Michael Halcrow
2005-02-08 23:43   ` Chris Wright
2005-02-07 19:36 ` [PATCH] BSD Secure Levels: comment cleanups, 2.6.11-rc2-mm1 (7/8) Michael Halcrow
2005-02-07 19:37 ` [PATCH] BSD Secure Levels: remove ptrace, 2.6.11-rc2-mm1 (8/8) Michael Halcrow
2005-02-10 21:59 ` [PATCH] BSD Secure Levels: printk overhaul, 2.6.11-rc2-mm1 (1/8) Matt Mackall

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