Microsoft Windows, Office and Internet Explorer
Microsoft has released updates to address vulnerabilities in Microsoft Windows, Office, Internet Explorer, and Forefront Edge Security as part of the Microsoft Security Bulletin Summary for April 2009. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or operate with escalated privileges.
Microsoft Windows Malicious Software Removal Tool
Microsoft has released an updated version of the Microsoft Windows Malicious Software Removal Tool on Windows Update, Microsoft Update, Windows Server Update Services, and the Download Center.