How to get 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. Get security updates automatically. Method 2: Microsoft Download Center.

Summary. A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system. To learn more about the vulnerability, see CVE-2018-0885. More Information.

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.

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 Get security updates automatically. Method 2: Microsoft Update Catalog.

How to get this update. You can get this update through Windows Update and the Microsoft Download Center. Even though this issue has only been observed in Windows Server 2012 R2, Windows Server 2012, or Windows Server 2008 R2 SP1, the update also applies to Windows 8.1 and Windows 7 SP1.

This issue occurs because parked CPU cores on non-uniform memory access (NUMA) node 0 cannot be unparked even if the Core Parking feature is disabled. Resolution. Hotfix information. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article.

Cause. This issue occurs because Hypervisor incorrectly configures the Page Address Table (PAT) cache type for root partitions on AMD systems. Resolution. Hotfix information. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article.

Resolves a vulnerability in Windows that could allow elevation of privilege if an attacker passes a specially crafted function in a hypercall from one running virtual machine to another running virtual machine on the same host.

This issue is caused by caused by AMD erratum 383. For detailed information, see the “Symptoms,” “Cause,” and “Resolution” sections of this article. To download the fix for this issue, click the View and request hotfix downloads link that is located on the upper-left of the screen. Symptoms.

Symptoms. Consider the following scenario: You configure a Windows Server 2008 R2-based computer as a failover cluster node. You perform a live migration of a Hyper-V virtual machine from a source node to a destination node.