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From: Adrian Bunk <bunk@stusta.de>
To: Greg KH <gregkh@suse.de>
Cc: chrisw@sous-sol.org, linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [2.6 patch] remove the Root Plug Support sample module
Date: Sat, 22 Apr 2006 10:57:37 +0200	[thread overview]
Message-ID: <20060422085737.GL19754@stusta.de> (raw)
In-Reply-To: <20060421202918.GB32119@suse.de>

On Fri, Apr 21, 2006 at 01:29:18PM -0700, Greg KH wrote:
>...
> So, I'd like to keep this in the tree, for as long as the LSM interface
> sticks around, if possible.  It's not hurting anything, and it does work
> for users, and is a good example starting point for people wanting to
> use the LSM interface.
> 
> Unless there are any known security problems with it?  If so, please let
> me know.

Using USB Vendor ID/USB Product ID for identifying an USB device doesn't 
seem to bring real security since:
- every other device of the same type works as well
- using an arbitrary USB device with a manipulated
  USB Vendor ID/USB Product ID seems quite possible

It might work as an example, but if people think it would bring them 
real security that's a dangerous misunderstanding.

> thanks,
> 
> greg k-h

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


  reply	other threads:[~2006-04-22 17:18 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-21 20:19 [2.6 patch] remove the Root Plug Support sample module Adrian Bunk
2006-04-21 20:22 ` Chris Wright
2006-04-21 20:29 ` Greg KH
2006-04-22  8:57   ` Adrian Bunk [this message]
2006-04-22 21:36     ` Greg KH
2006-04-22 21:50     ` Tony Jones

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