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Category:   Application (Generic)  >   Libxml2 Vendors:   xmlsoft.org
Libxml2 Hash Table Collision Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1026723
SecurityTracker URL:  http://securitytracker.com/id/1026723
CVE Reference:   CVE-2012-0841   (Links to External Site)
Date:  Feb 22 2012
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Libxml2. A remote user can cause denial of service conditions.

A remote user can send a specially crafted message to cause the target XML service to consume excessive CPU resources by causing hash table collisions.

Juraj Somorovsky reported this vulnerability.

Impact:   A remote user can consume excessive CPU resources on the target system.
Solution:   The vendor has issued a source code fix, available at:

http://git.gnome.org/browse/libxml2/commit/?id=8973d58b7498fa5100a876815476b81fd1a2412a

Vendor URL:  xmlsoft.org/ (Links to External Site)
Cause:   State error
Underlying OS:   Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Feb 22 2012 (Red Hat Issues Fix) Libxml2 Hash Table Collision Bug Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 5 and 6.
Jul 13 2012 (VMware Issues Fix for ESX) Libxml2 Hash Table Collision Bug Lets Remote Users Deny Service   (VMware Security Announcements <security-announce@lists.vmware.com>)
VMware has issued a fix for ESXi.
Jan 23 2014 (Apple Issues Fix for Apple iTunes) Libxml2 Hash Table Collision Bug Lets Remote Users Deny Service
Apple has issued a fix for Apple iTunes.



 Source Message Contents

Date:  Wed, 22 Feb 2012 05:55:17 +0000
Subject:  Libxml2


CVE-2012-0841

http://git.gnome.org/browse/libxml2/commit/?id=8973d58b7498fa5100a876815476b81fd1a2412a


 
 


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