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Category:   Application (Generic)  >   Libxml2 Vendors:   xmlsoft.org
(Sun Issues Fix) Libxml2 Integer Overflow in xmlBufferResize() Lets Remote Users Deny Service
SecurityTracker Alert ID:  1021685
SecurityTracker URL:  http://securitytracker.com/id/1021685
CVE Reference:   CVE-2008-4225   (Links to External Site)
Date:  Feb 4 2009
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.7.2 and prior versions
Description:   A vulnerability was reported in Libxml2. A remote user can cause denial of service conditions.

A remote user can create specially crafted XML that, when loaded by the target application using libxml2, will trigger an integer overflow in the xmlBufferResize() function and cause the application to enter an infinite loop.

The vulnerability resides in 'tree.c'.

Drew Yao of Apple Product Security reported this vulnerability.

Impact:   A remote user can cause denial of service conditions.
Solution:   Sun has issued a fix for OpenSolaris.

Sun is working on a fix for Solaris 9 and 10.

The Sun advisory is available at:

http://sunsolve.sun.com/search/document.do?assetkey=1-66-251406-1

Vendor URL:  xmlsoft.org/ (Links to External Site)
Cause:   Boundary error, State error
Underlying OS:  UNIX (Solaris - SunOS)
Underlying OS Comments:  9, 10, OpenSolaris

Message History:   This archive entry is a follow-up to the message listed below.
Nov 17 2008 Libxml2 Integer Overflow in xmlBufferResize() Lets Remote Users Deny Service



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