From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:60514 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753136AbeCMUkQ (ORCPT ); Tue, 13 Mar 2018 16:40:16 -0400 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2DKdmQl090899 for ; Tue, 13 Mar 2018 16:40:16 -0400 Received: from e06smtp10.uk.ibm.com (e06smtp10.uk.ibm.com [195.75.94.106]) by mx0b-001b2d01.pphosted.com with ESMTP id 2gpnmyrgbq-1 (version=TLSv1.2 cipher=AES256-SHA256 bits=256 verify=NOT) for ; Tue, 13 Mar 2018 16:40:15 -0400 Received: from localhost by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 13 Mar 2018 20:40:14 -0000 Subject: Re: [PATCH v3 0/4] unverifiable file signatures From: Mimi Zohar To: "Eric W. Biederman" Cc: linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-fsdevel@vger.kernel.org Date: Tue, 13 Mar 2018 16:40:10 -0400 In-Reply-To: <87zi3bwyql.fsf@xmission.com> References: <1520540650-7451-1-git-send-email-zohar@linux.vnet.ibm.com> <87zi3bwyql.fsf@xmission.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Message-Id: <1520973610.3547.366.camel@linux.vnet.ibm.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Tue, 2018-03-13 at 14:40 -0500, Eric W. Biederman wrote: > Mimi Zohar writes: > > > For local filesystems, the kernel prevents files being executed from > > being modified. With IMA-measurement enabled, the kernel also emits > > audit "time of measure, time of use" messages for files opened for > > read, and subsequently opened for write. > > > > Files on fuse are initially measured, appraised, and audited. Although > > the file data can change dynamically any time, making re-measuring, > > re-appraising, or re-auditing pointless, this patch set attempts to > > differentiate between unprivileged non-init root and privileged > > mounted fuse filesystems. > > Acked-by: "Eric W. Biederman" > > Overall ack on the way this is put together. Thanks you! Mimi