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From: Dave Jones <davej@redhat.com>
To: pg smith <pete@linuxbox.co.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: LKM rootkits in 2.6.x
Date: Thu, 11 Mar 2004 18:48:35 +0000	[thread overview]
Message-ID: <20040311184835.GA21330@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0403111124020.27770-100000@linuxbox.co.uk>

On Thu, Mar 11, 2004 at 11:26:23AM -0800, pg smith wrote:
 > Any thoughts on the future of LKM rootkits in the 2.6 kernel branch ? In
 > the last few years I've become quite interested in them (from a defensive
 > point of view), but with the 2.6 kernel no longer exporting the syscall
 > table, intercepting system calls would appear to be a non-starter now.

Don't bet on it.  They'll just start doing what binary-only driver vendors
have been doing for months.. If the table isn't exported, they find a symbol
that is exported, and grovel around in memory near there until they find
something that looks like it, and patch accordingly.

		Dave


  reply	other threads:[~2004-03-11 18:49 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-11 19:26 LKM rootkits in 2.6.x pg smith
2004-03-11 18:48 ` Dave Jones [this message]
2004-03-11 19:16   ` Christophe Saout
2004-03-11 19:30     ` Valdis.Kletnieks
2004-03-11 20:42       ` Horst von Brand
2004-03-11 20:49       ` Timothy Miller
2004-03-11 19:31     ` Måns Rullgård
2004-03-11 19:49       ` Tomasz Torcz
2004-03-11 20:33     ` Horst von Brand
2004-03-11 20:35       ` Christophe Saout
2004-03-11 23:50         ` Dave Jones
2004-03-12  0:51           ` Dax Kelson
2004-03-12  0:57             ` Dave Jones
2004-03-14  0:44   ` Jirka Kosina
2004-03-11 19:39 ` Valdis.Kletnieks
2004-03-11 19:57   ` Paul Rolland
2004-03-11 20:27 ` Horst von Brand

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