Article ID: 929437 - View products that this article applies to.
Microsoft has released an update to Learning Essentials 1.5 for Microsoft Office. This update fixes an issue in which there is a security vulnerability. An attacker could exploit the vulnerability by constructing a specially crafted malformed .Rtf file for Learning Essentials that could potentially enable code execution. An attacker who can successfully exploit this vulnerability could take complete control of an affected computer. There is no visible error or visual defect when this occurs.
This article describes how to download and install the Microsoft Learning Essentials Update: KB929437.
Download and install the update
Client updateIf you installed Learning Essentials from a CD-ROM, you have the following two options:
Office Product Updates Web site
To have the Office Product Updates Web site detect the required updates that you must install on the computer, visit the following Microsoft Web site:
http://office.microsoft.com/ProductUpdates/default.aspxAfter detection is complete, you receive a list of recommended updates for your approval. Click Start Installation to complete the process.
Install only the Learning Essentials Update: KB929437
The following file is available for download from the Microsoft Download Center:
Download the Learning Essentials Update: KB929437 package now.
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Release Date: February 12, 2007
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591Microsoft 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.
(http://support.microsoft.com/kb/119591/ )How to obtain Microsoft support files from online services
To download and install the client update, follow these steps:
How to determine whether the update is installedThe English version of this 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. The update contains updated versions of the following files:
To determine whether the update is installed on the computer, follow these steps.
Date Time Version Size File name----------------------------------------------------------- 16-Nov-2006 17:05 433,152 Riched20.dll
Note Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.
This update has already been applied or is included in an update that has already been applied.