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MS11-078: Description of the security update for the .NET Framework 1.1 SP1 for x86-based versions of Windows Server 2003 SP2: October 11, 2011

Microsoft has released security bulletin MS11-078. 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 about this security update

Download information

The following file is available for download from the Microsoft Download Center:

DownloadDownload this update package now.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Restart information

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

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart the computer.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install this security update. For more information about the reasons why you may be prompted to restart, click the following article number to view the article in the Microsoft Knowledge Base:
887012 Why you may be prompted to restart your computer after you install a security update on a Windows-based computer

Removal information

To remove this security update, use the Add or Remove Programs item or the Programs and Features item in Control Panel.

To remove an update installed by Windows Update Stand-alone Installer (Wusa.exe), use the /Uninstall setup switch or click Control Panel, click System and Security, and then under Windows Update, click View installed updates and select from the list of updates.

Security update replacement information

This security update replaces the following security update:
953298 MS09-061: Description of the security update for the Microsoft .NET Framework 1.1 Service Pack 1 on Windows Server 2003 (32-bit): October 13, 2009

File information

Click here to view or hide file information
The English (United States) version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
For all supported x86-based versions of Microsoft .NET Framework 1.1 SP1
GDR Service Branch
File nameFile versionFile sizeDateTimeService branch
Mscorlib.ldoNot Applicable10,91629-Jul-201117:28GDR
System.ldoNot Applicable11,96029-Jul-201117:28GDR

LDR Service Branch
File nameFile versionFile sizeDateTimeService branch
Mscorlib.ldoNot Applicable10,91629-Jul-201117:28LDR
System.ldoNot Applicable11,96029-Jul-201117:28LDR

update security_patch security_update security bug flaw vulnerability malicious attacker exploit registry unauthenticated buffer overrun overflow specially-formed scope specially-crafted denial of service DoS TSE

Article ID: 2572069 - Last Review: 07/18/2012 18:01:00 - Revision: 2.0

  • Microsoft .NET Framework 1.1 Service Pack 1
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