This update contains several improvements to enhance security, stability, and performance, including fixes for vulnerabilities that an attacker can use to overwrite the contents of your computer’s memory with malicious code. For detailed information about this update, please visit the Microsoft Web site.
To prevent an issue that might occur during the installation, you must quit all Office and Messenger applications that are running before installing this update. For more information about the issue, see I can’t install Office 2008 for Mac updates
Applies to: Office 2008, Office 2008 Home and Student Edition, Office 2008 Special Media Edition, Word 2008, Excel 2008, PowerPoint 2008, Entourage 2008.