Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751604AbVJTPFh (ORCPT ); Thu, 20 Oct 2005 11:05:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751683AbVJTPFh (ORCPT ); Thu, 20 Oct 2005 11:05:37 -0400 Received: from khc.piap.pl ([195.187.100.11]:3332 "EHLO khc.piap.pl") by vger.kernel.org with ESMTP id S1751604AbVJTPFg (ORCPT ); Thu, 20 Oct 2005 11:05:36 -0400 To: Rudolf Polzer Cc: Horms , linux-kernel@vger.kernel.org, 334113@bugs.debian.org, Alastair McKinstry , 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: <20051018044146.GF23462@verge.net.au> <20051018171645.GA59028%atfield-dt@durchnull.de> <20051018204919.GA21286%atfield-dt@durchnull.de> <20051019132326.GA31526%atfield-dt@durchnull.de> <20051019202458.GA51688%atfield-dt@durchnull.de> <20051019231258.GA5035%atfield-dt@durchnull.de> From: Krzysztof Halasa Date: Thu, 20 Oct 2005 17:05:33 +0200 In-Reply-To: <20051019231258.GA5035%atfield-dt@durchnull.de> (Rudolf Polzer's message of "Thu, 20 Oct 2005 01:12:58 +0200") Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 844 Lines: 24 Rudolf Polzer writes: > We use a PS/2 port, so without a reboot, this would not work. IIRC 2.6 > kernels > with keyboard support compiled into the kernel cannot be forced to re-detect > the keyboard when the line was interrupted (which is a big problem with > old KVM > switches). Must have been a different problem, just tried and the keyboard works fine. But of course one can connect the "dongle" before rebooting. Dead keyboard can force reboot as well, can't it? > Of course, with USB keyboards this approach would work. Would be less trivial. -- Krzysztof Halasa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/