Article ID: 969172 - Last Review: May 9, 2012 - Revision: 3.0

MS09-043: Description of the security update for Msowc.dll for the Microsoft Visual Studio .NET 2003 Service Pack 1 development platform: August 11, 2009

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INTRODUCTION

Microsoft has released security bulletin MS09-043. To view the complete security bulletin, visit one of the following Microsoft Web sites:

Home users:
http://www.microsoft.com/security/updates/bulletins/200908.aspx (http://www.microsoft.com/security/updates/bulletins/200908.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/ms09-043.mspx (http://www.microsoft.com/technet/security/bulletin/ms09-043.mspx)

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How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update (http://support.microsoft.com/ph/6527)

Security solutions for IT professionals: TechNet Security Troubleshooting and Support (http://technet.microsoft.com/security/bb980617.aspx)

Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center (http://support.microsoft.com/contactus/cu_sc_virsec_master)

Local support according to your country: International Support (http://support.microsoft.com/common/international.aspx)

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MORE INFORMATION

Prerequisites to install this security update

To install this security update, you must have Windows Installer 3.1 or a later version installed on the computer. To obtain the latest version of Windows Installer for the computer, visit the following Microsoft Web site:

http://www.microsoft.com/downloads/details.aspx?familyid=5A58B56F-60B6-4412-95B9-54D056D6F9F4 (http://www.microsoft.com/downloads/details.aspx?familyid=5A58B56F-60B6-4412-95B9-54D056D6F9F4)

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Security update replacement information

This security bulletin replaces the following security bulletin:

933369 (http://support.microsoft.com/kb/933369/ ) MS08-017: Description of the security update for the Microsoft Visual Studio .NET 2003 Service Pack 1 development platform: March 11, 2008

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Update removal information

After you install this update, you can uninstall it by using the Add or Remove Programs item in Control Panel.

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Command-line switches for this update

You can find information about the various command-line switches that this update supports in security bulletin MS09-043 (http://www.microsoft.com/technet/security/bulletin/ms09-043.mspx) and on the following MSDN Web site:

http://msdn.microsoft.com/en-us/library/aa367988(VS.85).aspx (http://msdn.microsoft.com/en-us/library/aa367988(VS.85).aspx)

For more information about Windows Installer, visit the following MSDN Web site:

http://msdn.microsoft.com/en-us/library/aa367449(VS.85).aspx (http://msdn.microsoft.com/en-us/library/aa367449(VS.85).aspx)

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Known issues

For more information about installation issues with updates for Microsoft Visual Studio .NET 2002, click the following article numbers to view the articles in the Microsoft Knowledge Base:

939043 (http://support.microsoft.com/kb/939043/ ) A shared file is rolled back when you uninstall a previously installed update for one edition or SKU on a computer that has more than one edition or SKU of any version of Visual Studio installed
939400 (http://support.microsoft.com/kb/939400/ ) Any files that are shared by the two editions of Visual Studio .NET 2003 Service Pack 1 or of Visual Studio .NET 2002 Service Pack 1 are deleted when you uninstall the edition of the service pack that you installed first
938244 (http://support.microsoft.com/kb/938244/ ) The file version is rolled back to the version that was installed by the last service pack when you remove an update for the .NET Framework 1.0, the .NET Framework 1.1, Visual Studio .NET 2002 or Visual Studio .NET 2003
944298 (http://support.microsoft.com/kb/944298/ ) Error message when you try to install an update for Visual Studio 2005, for Visual Studio .NET 2003, or for Visual Studio .NET 2002: "The feature you are trying to use is on a network resource that is unavailable"
939401 (http://support.microsoft.com/kb/939401/ ) Error message when you try to install an update for Microsoft Visual Studio .NET 2002: "The feature you are trying to use is on a network resource that is unavailable"
942380 (http://support.microsoft.com/kb/942380/ ) Error message when you try to apply a hotfix or an update: "Error 9002. Microsoft Visual Studio .NET 2003 Hotfix (KBxxxxxx) cannot be installed because you have one or more hotfixes installed. Remove them and try again."

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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.