July 10, 2018—KB4338823 (Security-only update)

Applies to: Windows 7 Service Pack 1Windows Server 2008 R2 Service Pack 1

Improvements and fixes


This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:

  • Provides protections for an additional vulnerability involving side-channel speculative execution known as Lazy Floating Point (FP) State Restore (CVE-2018-3665) for 64-Bit (x64) versions of Windows.
  • Security updates to Windows apps, Windows graphics, Windows Shell, Windows datacenter networking, Windows wireless networking, and Windows virtualization.

For more information about the resolved security vulnerabilities, see the Security Update Guide.

Known issues in this update


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

This issue is resolved in KB4345459.

Restarting the SQL Service may fail occasionally with the error, “Tcp port is already in use”. This issue is resolved in KB4345459.
When an administrator tries to stop the World Wide Web Publishing Service (W3SVC), the W3SVC remains in a "stopping" state, but cannot fully stop or be restarted. This issue is resolved in KB4345459.

 

How to get this update


This update is now available for installation through WSUS. To get the standalone package for this update, go to the Microsoft Update Catalog website.

File information

For a list of the files that are provided in this update, download the file information for update 4338823