Bug 459266 (CVE-2008-3443)

Summary: CVE-2008-3443 ruby: Memory allocation failure in Ruby regex engine (remotely exploitable DoS)
Product: [Other] Security Response Reporter: Jan Lieskovsky <jlieskov>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: kreilly, tagoh
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard: public=20080814,reported=20080815,source=oss,impact=moderate
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2008-11-13 15:21:05 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---
Bug Depends On: 461576, 461578, 461579, 461580, 461590, 461591    
Bug Blocks:    

Description Jan Lieskovsky 2008-08-15 13:59:58 UTC
Common Vulnerabilities and Exposures assigned an identifier CVE-2008-3443 to
the following vulnerability:

The regular expression engine (regex.c) in Ruby 1.8.5 and earlier,
1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through
r18423 allows remote attackers to cause a denial of service (infinite
loop and crash) via multiple long requests to a Ruby socket, related
to memory allocation failure, and as demonstrated against Webrick.

References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3443
http://www.milw0rm.com/exploits/6239

This issue affects all versions of the Ruby package as shipped
with the Red Hat Enteprise Linux 2.1, 3, 4, 5 and Fedora 8, 9 and 10.

Comment 12 Fedora Update System 2008-10-08 14:21:08 UTC
ruby-1.8.6.287-2.fc8 has been submitted as an update for Fedora 8.
http://admin.fedoraproject.org/updates/ruby-1.8.6.287-2.fc8

Comment 13 Fedora Update System 2008-10-08 14:23:07 UTC
ruby-1.8.6.287-2.fc9 has been submitted as an update for Fedora 9.
http://admin.fedoraproject.org/updates/ruby-1.8.6.287-2.fc9

Comment 14 Fedora Update System 2008-10-09 21:29:21 UTC
ruby-1.8.6.287-2.fc9 has been pushed to the Fedora 9 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 15 Fedora Update System 2008-10-09 21:35:10 UTC
ruby-1.8.6.287-2.fc8 has been pushed to the Fedora 8 stable repository.  If problems still persist, please make note of it in this bug report.