From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#51327: 28.0.60; emacsclient warns about XDG_RUNTIME_DIR when starting daemon on-demand Date: Wed, 8 Dec 2021 12:23:23 -0800 Message-ID: References: <53706fa9-1458-fb5c-bd31-15ab555b59e9@gmail.com> <834k7kze0z.fsf@gnu.org> <212e4974-785a-65e0-70cc-fed7ea3ddacf@cs.ucla.edu> <3107b151-c56b-7c8d-7277-cbc39273a401@gmail.com> <835yryx5yf.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36036"; mail-complaints-to="usenet@ciao.gmane.io" Cc: jporterbugs@gmail.com, Ulrich Mueller , 51327@debbugs.gnu.org To: Eli Zaretskii , Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Dec 08 21:24:45 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mv3Ub-0009DH-23 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Wed, 08 Dec 2021 12:23:23 -0800 (PST) Original-Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Wed, 8 Dec 2021 12:23:23 -0800 In-Reply-To: <835yryx5yf.fsf@gnu.org> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:221950 Archived-At: Eli Zaretskii writes: >> Date: Wed, 8 Dec 2021 11:06:12 -0800 >> Cc: 51327@debbugs.gnu.org >> From: Paul Eggert >> >> On 12/7/21 22:57, Jim Porter wrote: >> > Doing that by default opens a loophole for all emacsclient users, but >> > what about a command-line flag like `emacsclient >> > --allow-tmpdir-loophole' and/or an environment variable like >> > `EMACS_ALLOW_TMPDIR_LOOPHOLE=1 emacsclient' (with a better name, of >> > course)? Then, the default behavior would be free of loopholes[2], but >> > Ulrich's case could be achieved by passing that flag when calling >> > emacsclient. It might even be possible for Gentoo to enable that for the >> > user in the appropriate cases... >> >> Yes, I think something like this would be OK. The command-line flag >> would be easier to audit. >> >> Not sure whether a last-minute change like this should go into Emacs 28, >> though, even though it's security-relevant. Eli would be a better judge >> of that. > > If it's a new command-line argument, and if the participants in this > discussion can live with it as the solution for this problem, I'm okay > with having it on emacs-28. Copying in Ulrich to make sure he's aware of this discussion.