From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: Access control in Emacs? Date: Wed, 15 Sep 2021 16:11:20 -0400 Message-ID: References: Reply-To: rms@gnu.org Content-Type: text/plain; charset=Utf-8 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="1215"; mail-complaints-to="usenet@ciao.gmane.io" Cc: qhong@mit.edu, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Sep 15 22:12:18 2021 Return-path: Envelope-to: ged-emacs-devel@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 1mQbGT-0000Ah-Tb for ged-emacs-devel@m.gmane-mx.org; Wed, 15 Sep 2021 22:12:17 +0200 Original-Received: from localhost ([::1]:47672 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mQbGS-0002do-T5 for ged-emacs-devel@m.gmane-mx.org; Wed, 15 Sep 2021 16:12:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56602) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mQbFZ-0001r6-LH for emacs-devel@gnu.org; Wed, 15 Sep 2021 16:11:21 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:52628) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mQbFY-0006kl-Pt; Wed, 15 Sep 2021 16:11:20 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.90_1) (envelope-from ) id 1mQbFY-00018j-L7; Wed, 15 Sep 2021 16:11:20 -0400 In-Reply-To: (message from Stefan Monnier on Tue, 14 Sep 2021 10:49:40 -0400) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:274773 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > > I’m adding more powerful features to crdt.el including buffer local variable > > synchronizations and arbitrary remote command/function call, > Given the way Emacs is designed/structured this is a recipe for big > gaping security holes. It can be OK to allow such things for *very* > specific cases (a few specific well understood variables), but even such > a "whitelist" is a problem because it requires careful and > long term maintenance. This is a crucial issue, so we should keep it in mind if we change anything that affects the handling of buffer-local variables. -- Dr Richard Stallman (https://stallman.org) Chief GNUisance of the GNU Project (https://gnu.org) Founder, Free Software Foundation (https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)