Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263578AbTE3K4t (ORCPT ); Fri, 30 May 2003 06:56:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263579AbTE3K4t (ORCPT ); Fri, 30 May 2003 06:56:49 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:62168 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S263578AbTE3K4s (ORCPT ); Fri, 30 May 2003 06:56:48 -0400 Subject: Re: [CHECKER] pcmcia user-pointer dereference From: Alan Cox To: David Hinds Cc: Hollis Blanchard , Linux Kernel Mailing List , Junfeng Yang In-Reply-To: <20030529143624.A10639@sonic.net> References: <20030529142238.A8933@sonic.net> <20030529143624.A10639@sonic.net> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1054289503.23566.20.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 30 May 2003 11:11:45 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Iau, 2003-05-29 at 22:36, David Hinds wrote: > The map_mem_page ioctl can only be used by root. The get_*_window > ioctl's can't corrupt anything because they, like get_mem_page, only > read the target data structures. Which if the passed address is something like a PCI DMA trigger register isn't going to be too pretty - 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/