Bug 443928 (CVE-2008-1927) - CVE-2008-1927 perl: heap corruption by regular expressions with utf8 characters
Summary: CVE-2008-1927 perl: heap corruption by regular expressions with utf8 characters
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2008-1927
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL: http://nvd.nist.gov/nvd.cfm?cvename=C...
Whiteboard:
Depends On: 449319 449320 449321 449322 449323 449324 466966 466967
Blocks: 466968
TreeView+ depends on / blocked
 
Reported: 2008-04-24 07:10 UTC by Tomas Hoger
Modified: 2019-09-29 12:24 UTC (History)
6 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2008-06-17 16:20:36 UTC
Embargoed:

Attachments (Terms of Use)
Patch from DSA-1556-1 (8.06 KB, patch)
2008-04-25 06:54 UTC, Tomas Hoger 		no flags Details | Diff
Test case extracted from Debian patch (400 bytes, text/plain)
2008-04-25 07:02 UTC, Tomas Hoger 		no flags Details
Test case from Debian bug #454792 (250 bytes, text/plain)
2008-04-25 07:42 UTC, Tomas Hoger 		no flags Details
View All


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2008:0522 0 normal SHIPPED_LIVE Important: perl security update 2008-06-11 19:20:00 UTC
Red Hat Product Errata RHSA-2008:0532 0 normal SHIPPED_LIVE Important: perl security update 2008-06-17 16:08:41 UTC
Red Hat Product Errata RHSA-2010:0602 0 normal SHIPPED_LIVE Moderate: Red Hat Certificate System 7.3 security update 2010-08-05 14:04:51 UTC

Description Tomas Hoger 2008-04-24 07:10:09 UTC 
Common Vulnerabilities and Exposures assigned an identifier CVE-2008-1927 to the following vulnerability:

Double free vulnerability in Perl 5.8.8 allows context-dependent
attackers to cause a denial of service (memory corruption and crash)
via a crafted regular expression containing UTF8 characters.  NOTE:
this issue might only be present on certain operating systems.

References:
http://rt.perl.org/rt3/Public/Bug/Display.html?id=48156
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=454792
Comment 1 Tomas Hoger 2008-04-25 06:54:36 UTC 
Created attachment 303744 [details]
Patch from DSA-1556-1

http://www.debian.org/security/2008/dsa-1556
http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=26;filename=27_fix_regcomp_utf8;att=1;bug=454792
Comment 2 Tomas Hoger 2008-04-25 07:02:43 UTC 
Created attachment 303746 [details]
Test case extracted from Debian patch
Comment 3 Tomas Hoger 2008-04-25 07:42:10 UTC 
Created attachment 303751 [details]
Test case from Debian bug #454792
Comment 8 Fedora Update System 2008-04-29 20:58:48 UTC 
perl-5.8.8-39.fc8 has been pushed to the Fedora 8 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2008-04-29 20:59:25 UTC 
perl-5.8.8-29.fc7 has been pushed to the Fedora 7 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 10 Johnny Hughes 2008-05-21 10:25:43 UTC 
it seems that segfaults can be produced in RHEL-3, RHEL-4, and RHEL-5 with test
case attachment in #2.

Is this issue being addressed for RHEL?
Comment 13 Red Hat Product Security 2008-06-17 16:20:36 UTC 
This issue was addressed in:

Red Hat Application Stack:
  http://rhn.redhat.com/errata/RHSA-2008-0532.html

Red Hat Enterprise Linux:
  http://rhn.redhat.com/errata/RHSA-2008-0522.html

Fedora:
  https://admin.fedoraproject.org/updates/F7/FEDORA-2008-3399
  https://admin.fedoraproject.org/updates/F8/FEDORA-2008-3392
Comment 15 errata-xmlrpc 2010-08-04 21:32:46 UTC 
This issue has been addressed in following products:

  Red Hat Certificate System 7.3

Via RHSA-2010:0602 https://rhn.redhat.com/errata/RHSA-2010-0602.html
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