To: Rudolf Polzer <debian-ne@durchnull.de>
Cc: Horms <horms@verge.net.au>, linux-kernel@vger.kernel.org,
       334113@bugs.debian.org, Alastair McKinstry <mckinstry@debian.org>,
       security@kernel.org, team@security.debian.org,
       secure-testing-team@lists.alioth.debian.org
Subject: Re: kernel allows loadkeys to be used by any user, allowing for
 local root compromise
References: <E1EQofT-0001WP-00@master.debian.org>
	<20051018044146.GF23462@verge.net.au>
	<m37jcakhsm.fsf@defiant.localdomain>
	<20051018171645.GA59028%atfield-dt@durchnull.de>
	<m3fyqyhdm8.fsf@defiant.localdomain>
	<20051018204919.GA21286%atfield-dt@durchnull.de>
	<m3oe5l21rr.fsf@defiant.localdomain>
	<20051019132326.GA31526%atfield-dt@durchnull.de>
	<m3y84pjo9m.fsf@defiant.localdomain>
	<20051019202458.GA51688%atfield-dt@durchnull.de>
From: Krzysztof Halasa <khc@pm.waw.pl>
Date: Thu, 20 Oct 2005 00:57:40 +0200
In-Reply-To: <20051019202458.GA51688%atfield-dt@durchnull.de> (Rudolf
 Polzer's message of "Wed, 19 Oct 2005 22:24:58 +0200")
Message-ID: <m3zmp52jyz.fsf@defiant.localdomain>
MIME-Version: 1.0
Content-Type: text/plain; charset=iso-8859-1
Sender: linux-kernel-owner@vger.kernel.org
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Rudolf Polzer <debian-ne@durchnull.de> writes:

> That's the only thing that might actually work - an inductive device wrapped
> around the keyboard cable. But I've never seen those available ready to buy.

There are simpler designs - it's just a serial line, right? A simple
"dongle" can send data from the keyboard to a notebook. With luck two
wires would do (using parallel port for sampling data).

Anyway I wouldn't count on people's reaction when they see someone doing
something unusual.
-- 
Krzysztof Halasa
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