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=-2.2 required=3.0 tests=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 372DAC47254 for ; Fri, 1 May 2020 04:05:50 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 8FE262073E for ; Fri, 1 May 2020 04:05:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8FE262073E 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-18693-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 25829 invoked by uid 550); 1 May 2020 04:05:43 -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 25803 invoked from network); 1 May 2020 04:05:42 -0000 Date: Fri, 1 May 2020 14:04:59 +1000 (AEST) From: James Morris To: =?ISO-8859-15?Q?Micka=EBl_Sala=FCn?= cc: linux-kernel@vger.kernel.org, Aleksa Sarai , Alexei Starovoitov , Al Viro , Andy Lutomirski , Christian Heimes , Daniel Borkmann , Deven Bowers , Eric Chiang , Florian Weimer , Jan Kara , Jann Horn , Jonathan Corbet , Kees Cook , Matthew Garrett , Matthew Wilcox , Michael Kerrisk , =?ISO-8859-15?Q?Micka=EBl_Sala=FCn?= , Mimi Zohar , =?ISO-8859-15?Q?Philippe_Tr=E9buchet?= , Scott Shell , Sean Christopherson , Shuah Khan , Steve Dower , Steve Grubb , Thibaut Sautereau , Vincent Strubel , kernel-hardening@lists.openwall.com, linux-api@vger.kernel.org, linux-security-module@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v3 1/5] fs: Add support for a RESOLVE_MAYEXEC flag on openat2(2) In-Reply-To: <20200428175129.634352-2-mic@digikod.net> Message-ID: References: <20200428175129.634352-1-mic@digikod.net> <20200428175129.634352-2-mic@digikod.net> User-Agent: Alpine 2.21 (LRH 202 2017-01-01) MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="1665246916-652208896-1588305899=:29679" This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --1665246916-652208896-1588305899=:29679 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT On Tue, 28 Apr 2020, Mickaël Salaün wrote: > When the RESOLVE_MAYEXEC flag is passed, openat2(2) may be subject to > additional restrictions depending on a security policy managed by the > kernel through a sysctl or implemented by an LSM thanks to the > inode_permission hook. Reviewed-by: James Morris -- James Morris --1665246916-652208896-1588305899=:29679--