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Category:   Application (Generic)  >   Pango Vendors:   pango.org
Pango Null Pointer Dereference in hb_buffer_add_glyph() May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1025145
SecurityTracker URL:  http://securitytracker.com/id/1025145
CVE Reference:   CVE-2011-0064   (Links to External Site)
Date:  Mar 2 2011
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.28.3
Description:   A vulnerability was reported in Pango. A remote user may be able to cause arbitrary code to be executed on the target user's system.

The software does not check for memory reallocation failures in the hb_buffer_ensure() function. A user can exploit this to trigger a NULL pointer dereference in hb_buffer_add_glyph() and potentially execute arbitrary code on the target system.

The Mozilla security team reported this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   The vendor has issued a source code fix, available via git.
Vendor URL:  www.pango.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 2 2011 (Red Hat Issues Fix) Pango Null Pointer Dereference in hb_buffer_add_glyph() May Let Remote Users Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 6.



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