Introduction

Microsoft has released security bulletin MS11-025. To view the complete security bulletin, visit one of the following Microsoft websites:

How to obtain help and support for this security update


Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International Support

More Information

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information. If this is the case, the known issue is listed below each article link.

  • 2565057 MS11-025: Description of the security update for Visual Studio 2010 Service Pack 1: August 9, 2011

    Known issues in security update 2565057:

    • After you install this security update, three updates that have the name "KB2565057" are listed in Installed Updates. This is expected behavior. When you install the update, Microsoft Visual C++ 2010 x64 Runtime and Microsoft Visual C++ x86 Runtime updates are also installed. If you uninstall the security update, you must uninstall all three updates individually.

      Note We do not recommend that you uninstall any security updates.

    • The installation wizard identifies the installation as "Software Update." However, it should be identified as "Security Update." After you install the security update, it is listed in Installed Updates as "Hotfix for Microsoft Visual Studio." However, it should be listed as "Security update for Microsoft Visual Studio."

  • 2565063 MS11-025: Description of the security update for Visual C++ 2010 Service Pack 1: August 9, 2011

    Known issues in security update 2565063:

    • After you install this security update on a computer that is running Windows XP Service Pack 3 (SP3), Windows Server 2003 Service Pack 2 (SP2) or Windows Vista Service Pack 1 (SP1), you cannot uninstall it by using the Installed Updates feature. To remove this security update, you must completely uninstall the Microsoft Visual C++ 2010 Redistributable – 10.0.40219 program by using the Add or Remove Programs item in Control Panel. This is only applicable when uninstalling Microsoft Visual C++ 2010 Redistributable – 10.0.40219 from a computer that has Microsoft Visual C++ 2010 Redistributable – 10.0.30319 installed.

  • 2542054 MS11-025: Description of the security update for Visual Studio 2010: June 14, 2011

    Known issues in security update 2542054:

    • After you install this security update, three updates that have the name "KB2542054" are listed in Installed Updates. This is expected behavior. When you install the update, Microsoft Visual C++ 2010 x64 Runtime and Microsoft Visual C++ x86 Runtime updates are also installed. If you uninstall the security update, you must uninstall all three updates individually.

      Note We do not recommend that you uninstall any security updates.

    • The installation wizard identifies the installation as "Software Update." However, it should be identified as "Security Update." After you install the security update, it is listed in Installed Updates as Hotfix for Microsoft Visual Studio. However, it should be listed as "Security update for Microsoft Visual Studio."

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