From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#34373: 26.1; Missing range check in rx-submatch-n Date: Thu, 7 Feb 2019 19:01:33 +0100 Message-ID: Mime-Version: 1.0 (Mac OS X Mail 12.2 \(3445.102.3\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="46805"; mail-complaints-to="usenet@blaine.gmane.org" To: 34373@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Feb 07 19:50:32 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1grokq-000C3f-1M for geb-bug-gnu-emacs@m.gmane.org; Thu, 07 Feb 2019 19:50:32 +0100 Original-Received: from localhost ([127.0.0.1]:45259 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1groko-0001y8-Vc for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 07 Feb 2019 13:01:57 -0500 Original-Received: from mail224c50.megamailservers.eu ([91.136.10.234]:48770 helo=mail33c50.megamailservers.eu) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1grnzl-000458-SS for bug-gnu-emacs@gnu.org; Thu, 07 Feb 2019 13:01:55 -0500 X-Authenticated-User: mattiase@bredband.net Original-Received: from [192.168.0.4] (c83-251-8-17.bredband.comhem.se [83.251.8.17]) (authenticated bits=0) by mail33c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id x17I1YQM003821 for ; Thu, 7 Feb 2019 18:01:36 +0000 X-Mailer: Apple Mail (2.3445.102.3) X-CTCH-RefID: str=0001.0A0B020C.5C5C7280.0029, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.3 cv=D4Rp1MZj c=1 sm=1 tr=0 a=NAHmi3I8mP0S/Y8gRKeQyA==:117 a=NAHmi3I8mP0S/Y8gRKeQyA==:17 a=kj9zAlcOel0A:10 a=h55ZjLXlAAAA:8 a=Max8-NvjCakVG6xwARYA:9 a=CjuIK1q_8ugA:10 a=bVIcrEQjCtdAe-SrG74p:22 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:155238 Archived-At: `rx' should protect its own abstractions and never generate an invalid = regexp, but will if given a bad submatch number: (rx (group-n 0 "x")) =3D> "\\(?0:x\\)" It's a missing range check in rx-submatch-n. In GNU Emacs 26.1 (build 1, x86_64-apple-darwin14.5.0, NS appkit-1348.17 = Version 10.10.5 (Build 14F2511)) of 2018-05-31 built on builder10-10.porkrind.org Windowing system distributor 'Apple', version 10.3.1671