MS10-015: Vulnerabilities in Windows kernel could allow elevation of privilege

View products that this article applies to.

INTRODUCTION

Microsoft has released security bulletin MS10-015. To view the complete security bulletin, visit one of the following Microsoft Web sites:

Home users:
http://www.microsoft.com/security/updates/bulletins/201002.aspx (http://www.microsoft.com/security/updates/bulletins/201002.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://ww w.microsoft.com/technet/security/bulletin/MS10-015.mspx (http://www.microsoft.com/technet/security/bulletin/MS10-015.mspx)

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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:

http://support.microsoft.com/common/international.aspx?rdpath=4 (http://support.microsoft.com/common/international.aspx?rdpath=4)

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:

http://support.microsoft.com/oas/default.aspx?&prid=7552 (http://support.microsoft.com/oas/default.aspx?&prid=7552)

For enterprise customers, support for security updates is available through your usual support contacts.

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MORE INFORMATION

Known issues with this security update

After you install this update on a 32-bit version of Microsoft Windows, you may receive a Stop error message on a blue screen that causes the computer to restart repeatedly.

This problem may be caused by a conflict between the security update and malware that is resident on the system. This problem is not a quality issue with the security update, and the issue is not specific to any OEM.

If you are running a 64-bit version of Windows, or if you are using enterprise deployment systems such as SMS or Microsoft Windows Server Update Services (WSUS) server, you will be offered, and can deploy the MS10-015 package. Customers who have successfully tested the MS10-015 update should not delay deployment of this security update because of concerns about the quality of the update.

Customers who experience issues installing Microsoft security updates can visit the following Microsoft Web page for assistance:
https://consumersecuritysupport.microsoft.com (http://support.microsoft.com/?scid=https%3a%2f%2fconsumersecuritysupport.microsoft.com)
Customers in the United States can contact Customer Service and Support at no charge by using the PC Safety hotline at 1-866-727-2338 (PCSAFETY). Customers outside the United States can visit the following Microsoft Web page to find local contact numbers:
http://support.microsoft.com/international (http://support.microsoft.com/?scid=http%3a%2f%2fsupport.microsoft.com%2finternational)
Customers who suspect their systems may have the malware should contact their antivirus (AV) vendor.
On certain Windows XP-based systems, this security update may be reoffered. This problem occurs because certain binaries are in a "Not Signed" state. To resolve this issue, follow the steps in the "Method 3: Rename the Catroot2 folder" section of the following article in the Microsoft Knowledge Base:
822798 (http://support.microsoft.com/kb/822798/ ) You cannot install some updates or programs
After you install this security update on a Windows Server 2003-based system, the security update may be incorrectly listed in the Add or Remove Programs item in Control Panel as "Update" for Windows Server 2003 (KB977165) instead of as "Security Update" for Windows Server 2003 (KB977165). However, after you the install update, the system is secured against the attacks that are described in security bulletin MS10-015.

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FILE INFORMATION

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

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