From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1BC8EC433E5 for ; Tue, 28 Jul 2020 17:05:41 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 6884E20786 for ; Tue, 28 Jul 2020 17:05:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6884E20786 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=namei.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-19477-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 25671 invoked by uid 550); 28 Jul 2020 17:05:32 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 25643 invoked from network); 28 Jul 2020 17:05:31 -0000 Date: Wed, 29 Jul 2020 03:05:08 +1000 (AEST) From: James Morris To: Casey Schaufler cc: madvenka@linux.microsoft.com, kernel-hardening@lists.openwall.com, linux-api@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, oleg@redhat.com, x86@kernel.org Subject: Re: [PATCH v1 0/4] [RFC] Implement Trampoline File Descriptor In-Reply-To: <3fd22f92-7f45-1b0f-e4fe-857f3bceedd0@schaufler-ca.com> Message-ID: References: <20200728131050.24443-1-madvenka@linux.microsoft.com> <3fd22f92-7f45-1b0f-e4fe-857f3bceedd0@schaufler-ca.com> User-Agent: Alpine 2.21 (LRH 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII On Tue, 28 Jul 2020, Casey Schaufler wrote: > You could make a separate LSM to do these checks instead of limiting > it to SELinux. Your use case, your call, of course. It's not limited to SELinux. This is hooked via the LSM API and implementable by any LSM (similar to execmem, execstack etc.) -- James Morris