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Microsoft Windows OpenType Compact Font Format Driver Privilege Escalation Vulnerability (2296199)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
This host is missing an important security update according to Microsoft Bulletin MS10-091.
Insight
Insight
The flaw is due to OpenType Font (OTF) driver which does not properly, - index an array when parsing OpenType fonts - parse the CMAP table when rendering a specially crafted OpenType font - reset a pointer when freeing memory, which results in a 'double free' condition.
Affected Software
Affected Software
Microsoft Windows 7 Microsoft Windows XP Service Pack 3 and prior. Microsoft Windows 2003 Service Pack 2 and prior. Microsoft Windows Vista Service Pack 1/2 and prior. Microsoft Windows Server 2008 Service Pack 1/2 and prior.
Solution
Solution
The vendor has released updates. Please see the references for more information.