Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263686AbUDMSu6 (ORCPT ); Tue, 13 Apr 2004 14:50:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263687AbUDMSu6 (ORCPT ); Tue, 13 Apr 2004 14:50:58 -0400 Received: from fw.osdl.org ([65.172.181.6]:59544 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263686AbUDMSu4 (ORCPT ); Tue, 13 Apr 2004 14:50:56 -0400 Date: Tue, 13 Apr 2004 11:50:52 -0700 From: Chris Wright To: Fabian Frederick Cc: Andrew Morton , linux-kernel Subject: Re: [PATCH 2.6.5-mm4] sys_access race fix Message-ID: <20040413115052.O22989@build.pdx.osdl.net> References: <1081881778.5585.16.camel@bluerhyme.real3> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <1081881778.5585.16.camel@bluerhyme.real3>; from Fabian.Frederick@skynet.be on Tue, Apr 13, 2004 at 08:43:01PM +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 763 Lines: 20 * Fabian Frederick (Fabian.Frederick@skynet.be) wrote: > Andrew, > > I'm trying to remove the race in sys_access code. > AFAICS, fsuid is checked in "permission" level so I pushed real fsuid > capture forward.At that state, I can task_lock (which was impossible > before user_walk).Could you tell me if I can improve this one ? This changes the semantics of the directory checks implicit during the pathname resolution. thanks, -chris -- Linux Security Modules http://lsm.immunix.org http://lsm.bkbits.net - 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/