From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 38D913846034; Wed, 21 Jul 2021 03:36:02 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 38D913846034 From: "sherrixotyv29 at gmail dot com" To: glibc-bugs-regex@sourceware.org Subject: [Bug regex/25322] regex mishandles back-references inside interval expressions Date: Wed, 21 Jul 2021 03:36:01 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: glibc X-Bugzilla-Component: regex X-Bugzilla-Version: 2.30 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: sherrixotyv29 at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: security- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: glibc-bugs-regex@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Glibc-bugs-regex mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Jul 2021 03:36:02 -0000 https://sourceware.org/bugzilla/show_bug.cgi?id=3D25322 --- Comment #15 from Sherry --- The glibc regular expression code mishandles regular expressions such as: https://www.screenenclosure-miami.com/ .*((.)\2){2}$ as it does not backtrack enough to find a match that satisfies the back-references when they are used twice. --=20 You are receiving this mail because: You are on the CC list for the bug.=