MS09-047: Description of the security update for Windows Media Format Runtime, Windows Media Services, and Media Foundation: September 8, 2009

Microsoft has released security bulletin MS09-047. To view the complete security bulletin, visit one of the following Microsoft Web sites:

• Home users:
  http://www.microsoft.com/security/updates/bulletins/200909.aspx (http://www.microsoft.com/security/updates/bulletins/200909.aspx)
  Skip the details: Download the updates for your home computer or laptop from the Microsoft Update Web site now:
  http://update.microsoft.com/microsoftupdate (http://update.microsoft.com/microsoftupdate)
• IT professionals:
  http://www.microsoft.com/technet/security/bulletin/ms09-047.mspx (http://www.microsoft.com/technet/security/bulletin/ms09-047.mspx)

How to obtain help and support for this security update

For home users, no-charge support is available by calling 1-866-PCSAFETY in the United States and Canada or by contacting your local Microsoft subsidiary. For more information about how to contact your local Microsoft subsidiary for support issues with security updates, visit the Microsoft International Support Web site: North American customers can also obtain instant access to unlimited no-charge e-mail support or to unlimited individual chat support by visiting the following Microsoft Web site: For enterprise customers, support for security updates is available through your usual support contacts.

Known issue with this security update:
You may have to restart the computer after you install or uninstall this update, even if you do not have Windows Media Player or Windows Movie Maker running.

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.

For Windows Media Format Runtime 9.0 on Microsoft Windows 2000 Service Pack 4

Windows XP and Windows Server 2003 file information notes

• The files that apply to a specific milestone (RTM, SPn) and service branch (QFE, GDR) are noted in the "SP requirement" and "Service branch" columns.
• GDR service branches contain only those fixes that are widely released to address widespread, critical issues. QFE service branches contain hotfixes in addition to widely released fixes.
• In addition to the files that are listed in these tables, this software update also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature.

For Windows Media Format Runtime 9.5 on Windows XP Professional x64 Edition Service Pack 2 and on Windows Server 2003 x64 Edition Service Pack 2

For Windows Media Format Runtime 9.5 on Windows Server 2003 x86 Edition Service Pack 2

For Windows Media Format Runtime 9.0, Windows Media Format Runtime 9.5, and Windows Media Format Runtime 11 when on Windows XP x86 Edition Service Pack 2

For Windows Media Format Runtime 9.0 on Windows XP Service Pack 2 and Windows Media Format Runtime 9.5, and for Windows Media Format Runtime 11 on Windows XP x86 Edition Service Pack 3

For Windows Media Format Runtime 9.5 on Windows Server 2003 x64 Edition Service Pack 2

For Windows Media Format Runtime 11 on Windows XP Professional x64 Edition Service Pack 2

Windows Vista and Windows Server 2008 file information notes

• The files that apply to a specific product, milestone (RTM, SP n), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
  Collapse this tableExpand this table

  Version	Product	Milestone	Service branch
  6.0.6000.16xxx	Windows Vista	RTM	GDR
  6.0.6000.20xxx	Windows Vista	RTM	LDR
  6.0.6001.18xxx	Windows Vista SP1 and Windows Server 2008 SP1	SP1	GDR
  6.0.6001.22xxx	Windows Vista SP1 and Windows Server 2008 SP1	SP1	LDR

• Service Pack 1 is integrated into the release version of Windows Server 2008. Therefore, RTM milestone files apply only to Windows Vista. RTM milestone files have a 6.0.0000.xxxxxx version number.
• GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
• The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component. The security catalog files (attributes not listed) are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows Server 2008 and of Windows Vista

For all supported x64-based versions of Windows Server 2008 and of Windows Vista

Additional file information for Windows Server 2008 and for Windows Vista

Additional files for all supported x86-based versions of Windows Server 2008 and of Windows Vista

Additional files for all supported x64-based versions of Windows Server 2008 and of Windows Vista