From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261405AbTDXM6o (ORCPT ); Thu, 24 Apr 2003 08:58:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261866AbTDXM6o (ORCPT ); Thu, 24 Apr 2003 08:58:44 -0400 Received: from mail.ithnet.com ([217.64.64.8]:32269 "HELO heather.ithnet.com") by vger.kernel.org with SMTP id S261405AbTDXM6n (ORCPT ); Thu, 24 Apr 2003 08:58:43 -0400 Date: Thu, 24 Apr 2003 15:10:21 +0200 From: Stephan von Krawczynski To: daw@mozart.cs.berkeley.edu (David Wagner) Cc: frodoid@frodoid.org, rml@tech9.net, frodo@dereference.de, linux-kernel@vger.kernel.org, wa@almesberger.net Subject: Re: kernel ring buffer accessible by users Message-Id: <20030424151021.69b34400.skraw@ithnet.com> In-Reply-To: References: <1051031876.707.804.camel@localhost> <20030423125602.B1425@almesberger.net> <20030423160556.GA30306@frodo.midearth.frodoid.org> Organization: ith Kommunikationstechnik GmbH X-Mailer: Sylpheed version 0.8.11 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 24 Apr 2003 00:31:22 GMT daw@mozart.cs.berkeley.edu (David Wagner) wrote: > Julien Oster wrote: > >Of course one could say "then let's just stop writing out anything in > >the kernel buffer that COULD be sensitive", but I think this would > >actually castrate the meaning of such a buffer. > > Would it? I can't think of anything that currently should be printed > to the ring buffer and is known to be secret. The simple truth is: you cannot really qualify what a "secret" is or is not. It depends on the _reader_(s' interest), not the _writer_ (s' intention). Regards, Stephan