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Category:   Application (Generic)  >   libpng Vendors:   libpng.sourceforge.net
libpng Memory Error May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1021791
SecurityTracker URL:  http://securitytracker.com/id/1021791
CVE Reference:   CVE-2009-0040   (Links to External Site)
Date:  Mar 4 2009
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 1.0.43 and 1.2.35
Description:   A vulnerability was reported in libpng. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted PNG image file that, when processed by the target application, will cause libpng to attempt to free uninitialized memory and potentially execute arbitrary code on the target system. The code will run with the privileges of the target application.



Impact:   A remote user can create a file that, when loaded by the target application, will execute arbitrary code on the target system.
Solution:   The vendor has issued a fix (1.0.43 and 1.2.35).

The vendor's advisory is available at:

http://sourceforge.net/mailarchive/message.php?msg_name=e56ccc8f0902181726i200f4bf0n20d919473ec409b7%40mail.gmail.com

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

Message History:   This archive entry has one or more follow-up message(s) listed below.
Mar 4 2009 (Red Hat Issues Fix) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Red Hat has released a fix for Red Hat Enterprise Linux 2.1, 4, and 5.
Mar 4 2009 (Red Hat Issues Fix) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Red Hat has released a fix for Red Hat Enterprise Linux 3.
Mar 5 2009 (Mozilla Issues Fix for Firefox) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Mozilla has issued a fix for Mozilla Firefox.
Mar 5 2009 (Red Hat Issues Fix for Mozilla Firefox) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Red Hat has released a fix for Mozilla Firefox on Red Hat Enterprise Linux 4 and 5.
Mar 5 2009 (Red Hat Issues Fix for Mozilla SeaMonkey) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Red Hat has released a fix for Mozilla SeaMonkey for Red Hat Enterprise Linux 2.1, 3, and 4.
Mar 20 2009 (Mozilla Issues Fix for Thunderbird) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Mozilla has issued a fix for Thunderbird.
May 29 2009 (VMware Issues Fix for ESX Server) libpng Memory Error May Let Remote Users Execute Arbitrary Code
VMware has issued a fix for ESX Server 2.5.5.
May 30 2009 (Sun Issues Fix) libpng Memory Error May Let Remote Users Execute Arbitrary Code
Sun has issued a fix for Solaris 10 and OpenSolaris.
Aug 21 2009 (VMware Issues Fix) libpng Memory Error May Let Remote Users Execute Arbitrary Code
VMware has issued fixes for VMware Workstation, VMware Player, and VMware ACE.



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