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Category:   Application (Generic)  >   Pango Vendors:   pango.org
Pango GDEF Array Indexing Error in Font Library Lets Users Deny Service
SecurityTracker Alert ID:  1023711
SecurityTracker URL:  http://securitytracker.com/id/1023711
CVE Reference:   CVE-2010-0421   (Links to External Site)
Date:  Mar 16 2010
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 1.27.1
Description:   A vulnerability was reported in Pango. A remote or local user can cause denial of service conditions.

A remote or local user can create a specially crafted font file that, when loaded by the target user via an application that uses the Pango font rendering library, will trigger an array indexing error in the generation of Glyph Definition tables (GDEF) and cause the target application to crash.

Marc Schoenefeld reported this vulnerability.

Impact:   A remote or local user can create a font file that, when loaded by the target application, will cause the target application to crash.
Solution:   The vendor has issued a fix (1.27.1).
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 16 2010 (Red Hat Issues Fix) Pango GDEF Array Indexing Error in Font Library Lets Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 3, 4, and 5.



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