From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#54624: 29.0.50; textsec and ipv6 addresses Date: Wed, 06 Apr 2022 11:19:49 +0200 Message-ID: <87sfqqefgq.fsf@gnus.org> References: <87ee2ehzh6.fsf@gnus.org> <13DB0609-9BEB-42E5-BF2E-B29638A7F3E1@acm.org> <87czhxgmdt.fsf@gnus.org> <871F72AF-D4A2-4C68-9FF8-AF290103E0EA@acm.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="4753"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 54624@debbugs.gnu.org, Aleksandr Vityazev To: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Apr 06 11:26:18 2022 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 1nc1ve-00010b-NX for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 06 Apr 2022 11:26:18 +0200 Original-Received: from localhost ([::1]:38122 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nc1vd-0004dA-4O for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 06 Apr 2022 05:26:17 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37858) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nc1qY-0001jS-7Q for bug-gnu-emacs@gnu.org; Wed, 06 Apr 2022 05:21:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:34771) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nc1qX-0008EB-UP for bug-gnu-emacs@gnu.org; Wed, 06 Apr 2022 05:21:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nc1qX-0000iq-QG for bug-gnu-emacs@gnu.org; Wed, 06 Apr 2022 05:21:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 06 Apr 2022 09:21:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 54624 X-GNU-PR-Package: emacs Original-Received: via spool by 54624-submit@debbugs.gnu.org id=B54624.16492368032669 (code B ref 54624); Wed, 06 Apr 2022 09:21:01 +0000 Original-Received: (at 54624) by debbugs.gnu.org; 6 Apr 2022 09:20:03 +0000 Original-Received: from localhost ([127.0.0.1]:56898 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nc1pb-0000gx-0r for submit@debbugs.gnu.org; Wed, 06 Apr 2022 05:20:03 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:35000) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nc1pY-0000gL-Og for 54624@debbugs.gnu.org; Wed, 06 Apr 2022 05:20:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID :In-Reply-To:Date:References:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=rSPC83e5HlB+Ei3elgBONLSsVsaW6kIF5T0VDTXFeMU=; b=o7LGTQwHDfmwKmb6bH1UjFrtCM UtqPvlxwOuZS8D2I4gInIwNfMlFsSJ3wOuXBzEf2iQK1eIRvkTvkuaXaRbGoOfr/4KlSyBPR0m7Qs p4WAfr66A6jzrOSe83fPcsoxR0wabL2X1k268SxsgIIcz2jYJiFo2W9QBVrsF/xA8Pis=; Original-Received: from [84.212.220.105] (helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nc1pP-00013S-VI; Wed, 06 Apr 2022 11:19:54 +0200 In-Reply-To: <871F72AF-D4A2-4C68-9FF8-AF290103E0EA@acm.org> ("Mattias =?UTF-8?Q?Engdeg=C3=A5rd?="'s message of "Mon, 4 Apr 2022 14:48:37 +0200") 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:229476 Archived-At: Mattias Engdeg=C3=A5rd writes: > I agree that is desirable. If a strict parse is impractical (not sure if = it is), what about something slightly stricter than what we current have? H= ere is a straw-man proposal: > > (rx-let ((octet (or "0" (: (in "1-9") (? (in "0-9") (? (in "0-9")))))) > (ipv4 (: octet (=3D 3 "." octet))) > (hextet (** 1 4 (in "0-9a-f"))) > (ipv6 (: (? "::") hextet (* ":" (? ":") hextet) > (? (or "::" (: ":" ipv4) ))))) > (rx bos (or ipv4 ipv6 (: "[" ipv6 "]")) eos)) Skimming that, it seems a bit too strict, but perhaps I'm misreading it. > and don't forget to bind case-fold-search to nil while calling string-mat= ch-p since IPv6 specifies lower-case hex digits. Again, we're not trying to create a strict validator here. We're just saying something about suspiciousness -- invalid addresses aren't, in and of themselves, suspicious. (And most resolvers will accept upper-case hex digits just fine.) --=20 (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no