From: Crispin Cowan <crispin@novell.com>
To: Arjan van de Ven <arjan@infradead.org>
Cc: Tony Jones <tonyj@suse.de>,
linux-kernel@vger.kernel.org, chrisw@sous-sol.org,
linux-security-module@vger.kernel.org
Subject: Re: [RFC][PATCH 4/11] security: AppArmor - Core access controls
Date: Wed, 19 Apr 2006 11:57:27 -0700 [thread overview]
Message-ID: <44468817.5060106@novell.com> (raw)
In-Reply-To: <1145470230.3085.84.camel@laptopd505.fenrus.org>
Arjan van de Ven wrote:
> On Wed, 2006-04-19 at 10:49 -0700, Tony Jones wrote:
>
>> Verify if profile
>> + * authorizes mask operations on pathname (due to lack of vfsmnt it is sadly
>> + * necessary to search mountpoints in namespace -- when nameidata is passed
>> + * more fully, this code can go away). If more than one mountpoint matches
>> + * but none satisfy the profile, only the first pathname (mountpoint) is
>> + * returned for subsequent logging.
>>
> that sounds too bad ;)
> If I manage to mount /etc/passwd as /tmp/passwd, you'll only find the
> later and your entire security system seems to be down the drain.
>
If you are a confined process, then you don't get to mount things, for
this reason, among others.
Crispin
--
Crispin Cowan, Ph.D. http://crispincowan.com/~crispin/
Director of Software Engineering, Novell http://novell.com
next prev parent reply other threads:[~2006-04-19 18:58 UTC|newest]
Thread overview: 174+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-19 17:49 [RFC][PATCH 0/11] security: AppArmor - Overview Tony Jones
2006-04-19 17:49 ` [RFC][PATCH 1/11] security: AppArmor - Integrate into kbuild Tony Jones
2006-04-19 17:57 ` Arjan van de Ven
2006-04-19 18:10 ` Tony Jones
2006-04-19 18:35 ` Valdis.Kletnieks
2006-04-19 19:55 ` Adrian Bunk
2006-04-19 20:52 ` Tony Jones
2006-04-19 17:49 ` [RFC][PATCH 2/11] security: AppArmor - Core headers Tony Jones
2006-04-19 18:01 ` Arjan van de Ven
2006-04-20 17:43 ` Tony Jones
2006-04-19 17:49 ` [RFC][PATCH 3/11] security: AppArmor - LSM interface Tony Jones
2006-04-19 18:05 ` Arjan van de Ven
2006-04-19 17:49 ` [RFC][PATCH 4/11] security: AppArmor - Core access controls Tony Jones
2006-04-19 18:10 ` Arjan van de Ven
2006-04-19 18:57 ` Crispin Cowan [this message]
2006-04-19 23:05 ` Rik van Riel
2006-04-19 23:18 ` Seth Arnold
2006-04-19 23:21 ` Rik van Riel
2006-04-19 23:50 ` Crispin Cowan
2006-04-20 12:33 ` Stephen Smalley
2006-04-20 16:27 ` Lars Marowsky-Bree
2006-04-20 17:39 ` Tony Jones
2006-04-19 19:32 ` Jan Engelhardt
2006-04-19 19:50 ` Stephen Smalley
2006-04-20 9:40 ` Al Viro
2006-04-20 11:40 ` Serge E. Hallyn
2006-04-20 21:39 ` Tony Jones
2006-04-19 17:49 ` [RFC][PATCH 5/11] security: AppArmor - Filesystem Tony Jones
2006-04-21 21:13 ` Amy Griffis
2006-04-19 17:49 ` [RFC][PATCH 6/11] security: AppArmor - Userspace interface Tony Jones
2006-04-20 21:39 ` Pavel Machek
2006-04-21 18:01 ` Tony Jones
2006-04-21 18:41 ` Pavel Machek
2006-04-19 17:50 ` [RFC][PATCH 7/11] security: AppArmor - Misc (capabilities, data structures) Tony Jones
2006-04-19 18:16 ` Stephen Hemminger
2006-04-19 17:50 ` [RFC][PATCH 8/11] security: AppArmor - Pathname matching submodule Tony Jones
2006-04-19 17:50 ` [RFC][PATCH 9/11] security: AppArmor - Audit changes Tony Jones
2006-04-21 21:21 ` Amy Griffis
2006-04-22 0:13 ` Steve Grubb
2006-04-22 0:13 ` Steve Grubb
2006-04-22 0:19 ` Tony Jones
2006-04-19 17:50 ` [RFC][PATCH 10/11] security: AppArmor - Add flags to d_path Tony Jones
2006-04-19 22:12 ` Christoph Hellwig
2006-04-20 5:36 ` Tony Jones
2006-04-20 8:26 ` Arjan van de Ven
2006-04-20 16:43 ` Tony Jones
2006-04-20 17:04 ` Christoph Hellwig
2006-04-20 17:50 ` Tony Jones
2006-04-21 12:16 ` Stephen Smalley
2006-04-24 13:05 ` Alan Cox
2006-04-19 17:50 ` [RFC][PATCH 11/11] security: AppArmor - Export namespace semaphore Tony Jones
2006-04-19 22:10 ` Christoph Hellwig
2006-04-20 12:39 ` Stephen Smalley
2006-04-20 12:46 ` Serge E. Hallyn
2006-04-20 12:05 ` Stephen Smalley
2006-04-20 13:21 ` Serge E. Hallyn
2006-04-20 12:48 ` Stephen Smalley
2006-04-20 12:58 ` Stephen Smalley
2006-04-20 22:11 ` Linda A. Walsh
2006-04-20 23:05 ` Christoph Hellwig
2006-04-21 1:29 ` Linda A. Walsh
2006-04-21 2:09 ` Chris Wright
2006-04-21 5:10 ` Linda Walsh
2006-04-23 12:11 ` Arjan van de Ven
2006-04-21 14:02 ` Stephen Smalley
2006-04-20 19:45 ` Tony Jones
2006-04-20 20:16 ` Serge E. Hallyn
2006-04-20 20:22 ` James Morris
2006-04-20 21:50 ` Linda Walsh
2006-04-20 21:56 ` Al Viro
2006-04-20 23:54 ` James Morris
2006-04-21 13:59 ` Stephen Smalley
2006-04-19 18:14 ` [RFC][PATCH 0/11] security: AppArmor - Overview Arjan van de Ven
2006-04-19 22:32 ` Andi Kleen
2006-04-19 23:00 ` grundig
2006-04-19 23:38 ` Andi Kleen
2006-04-20 1:32 ` Crispin Cowan
2006-04-20 13:00 ` grundig
2006-04-20 13:09 ` Serge E. Hallyn
2006-04-20 13:15 ` Al Viro
2006-04-21 0:11 ` Tony Jones
2006-04-24 13:01 ` Alan Cox
2006-04-20 8:42 ` Arjan van de Ven
2006-04-20 19:26 ` Crispin Cowan
2006-04-20 19:27 ` Chris Wright
2006-04-21 12:18 ` Stephen Smalley
2006-04-21 17:30 ` Chris Wright
2006-04-21 18:07 ` Stephen Smalley
2006-04-21 20:06 ` Valdis.Kletnieks
2006-04-21 20:35 ` Stephen Smalley
2006-04-21 20:44 ` Stephen Smalley
2006-04-21 21:38 ` Dave Neuer
2006-04-22 10:01 ` Thomas Bleher
2006-04-24 4:18 ` Neil Brown
2006-04-24 7:03 ` Theodore Ts'o
2006-04-24 13:04 ` Pavel Machek
2006-04-24 13:43 ` Joshua Brindle
2006-04-24 21:07 ` Stephen Smalley
2006-04-24 23:52 ` Theodore Ts'o
2006-04-25 6:22 ` Arjan van de Ven
2006-04-25 16:45 ` Stephen Smalley
2006-04-25 16:52 ` Arjan van de Ven
2006-04-25 17:43 ` Seth Arnold
2006-04-25 18:34 ` Valdis.Kletnieks
2006-04-25 18:48 ` Stephen Smalley
2006-04-25 18:56 ` Valdis.Kletnieks
2006-04-25 4:25 ` Casey Schaufler
2006-04-25 7:50 ` James Morris
2006-04-25 12:46 ` Theodore Ts'o
2006-04-25 15:06 ` Stephen Smalley
2006-04-25 16:00 ` Casey Schaufler
2006-04-25 16:21 ` Randy.Dunlap
2006-04-26 3:42 ` Casey Schaufler
2006-04-26 12:15 ` Stephen Smalley
2006-04-27 0:21 ` Casey Schaufler
2006-04-27 14:47 ` Karl MacMillan
2006-04-25 17:29 ` Stephen Smalley
2006-04-26 3:56 ` Casey Schaufler
2006-04-26 11:32 ` Stephen Smalley
2006-04-25 16:47 ` Stephen Smalley
2006-04-24 7:14 ` Arjan van de Ven
2006-04-24 8:11 ` Lars Marowsky-Bree
2006-04-25 19:27 ` Seth Arnold
2006-04-24 13:11 ` Joshua Brindle
2006-04-24 13:26 ` Andi Kleen
2006-04-24 13:39 ` Joshua Brindle
2006-04-24 15:16 ` Joshua Brindle
2006-04-24 15:50 ` Tony Jones
2006-04-24 17:03 ` Joshua Brindle
2006-04-25 17:12 ` Valdis.Kletnieks
2006-04-25 17:34 ` Tony Jones
2006-04-24 13:52 ` Alan Cox
2006-04-24 14:09 ` Andi Kleen
2006-04-24 20:45 ` Stephen Smalley
2006-04-25 8:10 ` Neil Brown
2006-04-25 8:28 ` Al Viro
2006-04-25 12:42 ` James Carter
2006-04-25 12:43 ` Andi Kleen
2006-04-25 14:50 ` James Carter
2006-04-25 15:01 ` Stephen Smalley
2006-04-25 18:11 ` Tony Jones
2006-04-25 21:25 ` Stephen Smalley
2006-04-25 17:07 ` Stephen Smalley
2006-04-26 22:15 ` Some Concrete AppArmor Questions - was " Neil Brown
2006-04-26 23:06 ` Ken Brush
2006-04-27 4:15 ` Andi Kleen
2006-04-27 6:52 ` Arjan van de Ven
2006-04-27 7:40 ` Chris Wright
2006-04-27 10:17 ` Chris Wright
2006-04-27 14:42 ` Karl MacMillan
2006-04-27 23:44 ` Chris Wright
2006-04-28 13:02 ` Stephen Smalley
2006-04-28 15:49 ` Casey Schaufler
2006-04-28 16:04 ` Stephen Hemminger
2006-04-28 21:49 ` James Morris
2006-04-28 16:56 ` Karl MacMillan
2006-04-27 16:03 ` Stephen Smalley
2006-04-27 22:38 ` Chris Wright
2006-04-28 13:00 ` Stephen Smalley
2006-04-27 17:43 ` Stephen Smalley
2006-04-27 17:58 ` Ken Brush
2006-04-28 11:28 ` Stephen Smalley
2006-04-28 11:47 ` Andi Kleen
2006-04-28 12:28 ` Stephen Smalley
2006-04-27 11:02 ` Christoph Hellwig
2006-04-27 11:05 ` Andi Kleen
2006-04-20 11:29 ` Serge E. Hallyn
2006-04-20 13:24 ` Christoph Hellwig
2006-04-20 22:32 ` Linda A. Walsh
2006-04-20 12:17 ` Stephen Smalley
2006-04-20 15:38 ` Joshua Brindle
2006-04-20 19:57 ` Crispin Cowan
2006-04-21 13:34 ` Stephen Smalley
2006-04-22 12:27 ` Pavel Machek
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