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From: Matthew Wilcox <matthew@wil.cx>
To: Jon Smirl <jonsmirl@gmail.com>
Cc: Dave Airlie <airlied@gmail.com>,
	Arjan van de Ven <arjan@linux.intel.com>,
	greg@kroah.com, linux-pci@atrey.karlin.mff.cuni.cz,
	linux-kernel@vger.kernel.org, airlied@linux.ie,
	pjones@redhat.com, akpm@osdl.org
Subject: Re: Add a "enable" sysfs attribute to the pci devices to allow userspace (Xorg) to enable devices without doing foul direct access
Date: Tue, 2 May 2006 18:19:14 -0600	[thread overview]
Message-ID: <20060503001914.GA9609@parisc-linux.org> (raw)
In-Reply-To: <9e4733910605021452r3aec1035pa475b701b2c3563c@mail.gmail.com>

On Tue, May 02, 2006 at 05:52:09PM -0400, Jon Smirl wrote:
> Have you seen this method of getting root from X?
> http://www.cansecwest.com/slides06/csw06-duflot.ppt
> It is referenced from Theo de Raadt interview on kerneltrap
> http://kerneltrap.org/node/6550

That's a great indication of why securelevels aren't.
It pretty much fits the Linux model of "once you're root, you can do
anything".  The POSIX Capabilities really don't help either.
I suppose SELinux might be able to help, but I don't care to get into
that discussion here ;-)

  parent reply	other threads:[~2006-05-03  0:19 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-29  8:46 Add a "enable" sysfs attribute to the pci devices to allow userspace (Xorg) to enable devices without doing foul direct access Arjan van de Ven
2006-04-29  8:51 ` Andrew Morton
2006-04-29  8:59   ` Arjan van de Ven
2006-04-29  9:04     ` Dave Airlie
2006-05-02 16:14       ` Bjorn Helgaas
2006-05-02 16:21         ` Greg KH
2006-05-02 16:51           ` Jesse Barnes
2006-05-04 19:09       ` Bjorn Helgaas
2006-05-04 19:11         ` Arjan van de Ven
2006-05-04 19:26           ` Bjorn Helgaas
2006-05-04 19:42             ` Matthew Garrett
2006-05-04 20:40               ` Jon Smirl
2006-05-04 21:05                 ` Peter Jones
2006-05-04 21:17                   ` Martin Mares
2006-05-04 21:29                     ` Peter Jones
2006-05-04 21:37                       ` Martin Mares
2006-05-04 21:38                       ` Jon Smirl
2006-05-04 23:22                         ` Peter Jones
2006-05-05 19:20                           ` Ian Romanick
2006-05-05 20:14                             ` Jon Smirl
2006-05-05 20:26                               ` Greg KH
2006-05-05 20:35                                 ` Jon Smirl
2006-05-05 20:43                                   ` Jon Smirl
2006-05-05 21:10                                     ` Greg KH
2006-05-05 21:06                                   ` Greg KH
2006-05-05 21:15                                     ` Jon Smirl
2006-05-05 22:27                                       ` Greg KH
2006-05-06  0:05                                         ` Jon Smirl
2006-05-06  1:57                                           ` Dave Airlie
2006-05-06  3:39                                             ` Jon Smirl
2006-05-06 12:42                                               ` Krzysztof Halasa
2006-05-06 13:08                                                 ` Jon Smirl
2006-05-06 18:10                                                   ` Krzysztof Halasa
2006-05-06 18:24                                                     ` Jon Smirl
2006-05-06 23:16                                                       ` Krzysztof Halasa
2006-05-07  5:56                                                         ` Kyle Moffett
2006-05-07 12:05                                                           ` Krzysztof Halasa
2006-05-07 19:07                                                             ` Kyle Moffett
2006-05-08  0:03                                                               ` Krzysztof Halasa
2006-05-07 13:12                                             ` Pavel Machek
2006-05-08 14:26                                               ` Kyle Moffett
2006-05-08 14:54                                                 ` Arjan van de Ven
2006-05-08  4:06                                           ` Dave Airlie
2006-05-08  5:27                                             ` Jon Smirl
2006-05-07  8:54                                 ` Adam Belay
2006-05-14  0:29                       ` Benjamin Herrenschmidt
2006-05-14  0:56                         ` Jon Smirl
2006-05-14 23:57                           ` Benjamin Herrenschmidt
2006-05-15  0:14                             ` Jon Smirl
2006-05-14  0:57                         ` Patrick McFarland
2006-05-14  1:11                           ` Jon Smirl
2006-05-04 21:18                   ` Jon Smirl
2006-05-04 21:38                     ` Peter Jones
2006-05-04 21:48                       ` Jon Smirl
2006-05-04 21:57                         ` Peter Jones
2006-05-04 22:05                           ` Jon Smirl
2006-05-04 19:49             ` Arjan van de Ven
2006-05-15  2:10     ` Eric W. Biederman
2006-05-02 16:38 ` Jon Smirl
2006-05-02 16:45   ` Arjan van de Ven
2006-05-02 16:59     ` Jon Smirl
2006-05-02 17:00       ` Arjan van de Ven
2006-05-02 17:13         ` Jon Smirl
2006-05-02 18:27           ` Arjan van de Ven
2006-05-02 19:00             ` Jon Smirl
2006-05-02 19:29               ` Peter Jones
2006-05-02 21:40               ` Dave Airlie
2006-05-02 21:52                 ` Jon Smirl
2006-05-02 23:36                   ` Dave Airlie
2006-05-03  0:19                   ` Matthew Wilcox [this message]
2006-05-03  0:26                     ` Valdis.Kletnieks
2006-05-03  1:24                     ` Jon Smirl
2006-05-03  1:30                       ` Dave Airlie
2006-05-03  6:02                   ` Arjan van de Ven
2006-05-03 13:23                     ` Jon Smirl

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