Bug 982131

Summary: Regular expression in regular expression code block corrupts back-reference
Product: [Fedora] Fedora Reporter: Petr Pisar <ppisar>
Component: perlAssignee: Jitka Plesnikova <jplesnik>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 18CC: cweyl, iarnell, jplesnik, kasal, lkundrak, mmaslano, perl-devel, ppisar, psabata, rc040203, tcallawa
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
URL: https://rt.perl.org/rt3/Ticket/Display.html?id=117917
Whiteboard:
Fixed In Version: perl-5.18.1-288.fc20 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-09-22 23:58:05 UTC Type: Bug
Regression: --- Mount Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Petr Pisar 2013-07-08 08:25:34 UTC 
$ perl -e 'q{ab} =~ /^(a(?{ q{x} =~ m{x}})b)(?{ warn qq{inner undef!\n} unless defined $1 })/'
inner undef!

Affected: perl-5.16.3-244.fc18.x86_64

Fixed with upstream commit:

commit f5df269c5cef57294662d0b1f80a468b91f13643
Author: Father Chrysostomos <sprout>
Date:   Fri Jul 5 23:59:46 2013 -0700
Comment 1 Fedora Admin XMLRPC Client 2013-08-12 11:53:17 UTC 
This package has changed ownership in the Fedora Package Database.  Reassigning to the new owner of this component.
Comment 2 Fedora Update System 2013-09-11 14:01:07 UTC 
perl-5.18.1-288.fc20 has been submitted as an update for Fedora 20.
https://admin.fedoraproject.org/updates/perl-5.18.1-288.fc20
Comment 3 Fedora Update System 2013-09-11 16:56:19 UTC 
Package perl-5.18.1-288.fc20:
* should fix your issue,
* was pushed to the Fedora 20 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing perl-5.18.1-288.fc20'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2013-16400/perl-5.18.1-288.fc20
then log in and leave karma (feedback).
Comment 4 Fedora Update System 2013-09-22 23:58:05 UTC 
perl-5.18.1-288.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.