Description of the security update for the Windows kernel elevation of privilege vulnerability in Windows Server 2008: July 10, 2018

Applies to: Windows Server 2008Windows Server 2008 Service Pack 2Windows Embedded Standard 2009


An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploits this vulnerability could run arbitrary code in kernel mode.

To learn more about the vulnerability, go to CVE-2018-8308.
  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Known issues in this update



After installing this update, some devices running network monitoring workloads may encounter 0xD1 Stop error because of a race condition.

This issue is resolved in KB 4345397.

How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

Windows Server 2008 file information

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 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.