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[87.106.108.193]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b842a517cf1sm1584775066b.59.2026.01.11.01.50.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jan 2026 01:50:05 -0800 (PST) Date: Sun, 11 Jan 2026 10:50:00 +0100 From: =?iso-8859-1?Q?G=FCnther?= Noack To: =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= Cc: Justin Suess , linux-security-module@vger.kernel.org, Tingmao Wang , Samasth Norway Ananda , Matthieu Buffet , Mikhail Ivanov , konstantin.meskhidze@huawei.com, Demi Marie Obenour , Alyssa Ross , Jann Horn , Tahera Fahimi Subject: Re: [PATCH v2 3/5] samples/landlock: Add support for named UNIX domain socket restrictions Message-ID: <20260111.485814f155b4@gnoack.org> References: <20260110143300.71048-2-gnoack3000@gmail.com> <20260110143300.71048-7-gnoack3000@gmail.com> Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260110143300.71048-7-gnoack3000@gmail.com> On Sat, Jan 10, 2026 at 03:33:00PM +0100, Günther Noack wrote: > The access rights for UNIX domain socket lookups are grouped with the > read-write rights in the sample tool. Rationale: In the general case, > any operations are possible through a UNIX domain socket, including > data-mutating operations. Sorry, I missed a part of the discussion in V1, which was suggested by Tingmao Wang in [1]: You are right, the new access rights should indeed become part of ACCESS_FILE in the sample tool. (When the sample tool is adding a rule for a non-directory, it only applies access rights that are also in ACCESS_FILE.) Will add it in V3. –Günther [1] https://lore.kernel.org/all/423dd2ca-ecba-47cf-98a7-4d99a48939da@maowtm.org/