MS12-046: Description of the security update for Visual Basic for Applications: July 10, 2012

Prerequisites to apply this security update

To install this security update, you must have one of the following installed on the computer:

• Microsoft Visual Basic for Applications 6.3 runtime

• Microsoft Visual Basic for Applications 6.4 runtime

• Microsoft Visual Basic for Applications 6.5 runtime

Additionally, you must have Windows Installer 3.1 or a later version installed on the computer. To install Windows Installer 3.1 or a later version, visit one of the following Microsoft websites:

Windows Installer 4.5 Redistributable for Windows Server 2008, Windows Vista, Windows Server 2003, and Windows XP

Windows Installer 3.1 Redistributable for Windows Server 2003, Windows XP, and Windows 2000

Restart information

You may have to restart the computer after you install this security update.

Security update replacement information

This security update replaces the following security update:

974945 MS10-031: Vulnerability in Microsoft Visual Basic for Applications could allow remote code execution

Removal information

After you install this security update, you cannot remove the update.

File information

The English (United States) version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.