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Category:   Application (Generic)  >   X Vendors:   X.org
(IBM Issues Fix for AIX) X Input Validation Flaw in ProcRenderAddGlyphs() Lets Local Users Obtain Memory Contents and Deny Service
SecurityTracker Alert ID:  1026728
SecurityTracker URL:  http://securitytracker.com/id/1026728
CVE Reference:   CVE-2010-4819   (Links to External Site)
Date:  Feb 23 2012
Impact:   Denial of service via local system, Disclosure of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in X. A local user can obtain portions of server process memory. A local user can cause denial of service conditions.

A local user can exploit a flaw in ProcRenderAddGlyphs() to cause the server process to leak arbitrary memory contents and potentially crash.

Impact:   A local user can cause denial of service conditions on the target system.

A local user can obtain portions of server process memory.

Solution:   IBM has issued a fix for IBM AIX (APARs IV15633, IV15634, IV15747, IV15635, IV15746).

The IBM advisory is available at:

http://aix.software.ibm.com/aix/efixes/security/X_advisory2.asc

Vendor URL:  x.org/ (Links to External Site)
Cause:   Access control error
Underlying OS:  UNIX (AIX)
Underlying OS Comments:  6.1, 7.1

Message History:   This archive entry is a follow-up to the message listed below.
Oct 6 2011 X Input Validation Flaw in ProcRenderAddGlyphs() Lets Local Users Obtain Memory Contents and Deny Service



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