Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Applies To: Windows Server 2008
The following table shows the list of software updates and hotfixes for Hyper-V in Windows Server 2008. Updates that are available on Windows Update are indicated, as well as the download ___location for those that are available at the Microsoft Download Center. These updates and hotfixes can help avoid some known issues and may save you a support call.
Note
Some updates are required only under certain circumstances, as noted in the table. The updates for Windows Server 2008 Service Pack 2 (SP2) are applied automatically with the service pack, and do not need to be applied again. Also, you may want to see the list of updates for Hyper-V in Windows Server 2008 R2 (https://go.microsoft.com/fwlink/?LinkId=183395).
Comprehensive list of Hyper-V updates
| Knowledge Base Article | Name | Date | Required? | File Name | Applies to | Integration Services Version | Availability | Link |
|---|---|---|---|---|---|---|---|---|
KB950050 |
”Hyper-V Update for Windows Server 2008 x64 Edition” (This is the RTM version of Hyper-V.) |
6/26/2008 |
Yes. |
Windows6.0-KB950050-x64.msu |
Windows Server 2008 |
6.0.6001.18016 |
Windows Update, Download Center |
|
KB950182 |
“A computer that is running an x86-based version of Windows Server 2008 or an x86-based version of Windows Vista may use fewer processors than expected if the number of cores on a socket is not a power of 2” |
4/11/2008 |
Yes, if you want to start an x86-based virtual machine running Windows Server 2008 on a computer that uses a 6-core processor. |
Windows6.0-KB950182-x86.msu |
Windows Server 2008 |
Not Applicable |
Hotfix |
|
KB951308 |
“Increased functionality and virtual machine control in the Windows Server 2008 Failover Cluster Management console for the Hyper-V role” |
9/11/2008 |
Yes, for Failover Clustering. |
Windows6.0-KB951308-v2-x64.msu |
Windows Server 2008 |
Not Applicable |
Download Center |
|
KB951636 |
“Hyper-V Language Pack Update for Windows Server 2008” |
6/26/2008 |
Yes, if you are using the additional languages offered. |
Windows6.0-KB951636-x86.msu |
Windows Server 2008 |
Not Applicable |
Download Center |
|
KB952627 |
“Description of the Windows Vista Service Pack 1 Management Tools update for the release version of Hyper-V” (Install this to enable remote management of a computer running Windows Server 2008 with the Hyper-V role installed.) |
6/26/2008 |
Yes, to enable remote management using the Hyper-V Manager Microsoft Management Console (MMC) snap-in. |
Varies |
Windows Server 2008 |
Not Applicable |
Download Center |
|
KB953585 |
“Error message when you try to start a Hyper-V virtual machine on a Windows Server 2008-based or Windows Vista-based computer that uses the NUMA architecture: "An error occurred while attempting to change the state of virtual machine VMNAME"” |
9/4/2008 |
Yes, if you are using a computer running Windows Server 2008 with Non-Uniform Memory Access (NUMA) architecture. |
Windows6.0-KB953585-x64.msu |
Windows Server 2008 |
Not Applicable |
Hotfix |
|
KB953828 |
“The NLB host does not converge as expected on Windows Server 2008 Hyper-V virtual machines” |
6/25/2008 |
Yes, if you are using Network Load Balancing (NLB). |
Winows6.0-KB953828-x64.msu |
Windows Server 2008 |
Not Applicable |
Hotfix |
|
KB956589 |
“Hyper-V Update for Windows Server 2008 x64 Edition” (Install this to resolve potential issues when you manage Hyper-V with System Center Virtual Machine Manager (VMM) 2008.) |
9/23/2008 |
Yes, if you are using System Center VMM 2008 to manage your environment. |
Windows6.0-KB956589-x64.msu |
Windows Server 2008 |
Not Applicable |
Download Center |
|
KB956697 |
“Update for Windows Server 2008 x64 Edition” (Install this to resolve an issue in which the Hyper-V Volume Shadow Copy Service (VSS) does not back up virtual machines properly.) |
9/8/2008 |
Yes, if the Volume Shadow Copy Service (VSS) is utilized for backups. |
Windows6.0-KB956697-x64.msu |
Windows Server 2008 |
Not Applicable |
Windows Update, Download Center |
|
KB956710 |
“Update for Windows Server 2008 x64 Edition” (Install this to enable the Hyper-V role to support up to 24 logical processors and 192 virtual machines.) |
9/23/08 |
Yes, if the management operating system has more than 16 logical processors. |
Windows6.0-KB956710-v2-x64.msu |
Windows Server 2008 |
6.0.6001.22258 |
Download Center |
|
KB956774 |
“Update for Windows Server 2008 x64 Edition” (Install this to resolve the scenario where a Background Intelligent Transfer Service (BITS) client cannot handle files that have paths that contain the volume GUID in Windows Server 2008.) |
9/23/08 |
Yes, if GUIDs are used instead of a drive letter or mount point. |
Windows6.0-KB956774-x64.msu |
Windows Server 2008 |
Not Applicable |
Hotfix |
|
KB957967 |
“Stop error message on a Windows Server 2008-based computer that has the Hyper-V role installed: "STOP 0x0000001A"” |
10/8/2008 |
Yes. |
Windows6.0-KB957967-x64.msu |
Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB958065 |
“You cannot configure a Hyper-V virtual machine by using Windows Server 2008 Failover Clustering when the virtual machine uses a storage device that is managed by a third-party clustered file system or a third-party replication solution” |
11/3/2008 |
Yes, if you are using a non-Microsoft clustered file system or non-Microsoft replication solutions. |
Windows6.0-KB958065-v2-x64.msu |
Windows Server 2008 |
Not Applicable |
Hotfix |
|
KB958184 |
“Virtual machine backup operations fail in Windows Server 2008 when Hyper-V virtual machine files are saved on a volume that is mounted on a failover cluster by using a volume GUID” |
11/5/2008 |
Yes, when backing up a volume that is mounted using a volume GUID. |
Windows6.0-KB958184-x64.msu |
Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB960578 |
“The IRET and IRETD instructions do not support the Nested Task (NT) flag in protected mode in a Windows Server 2008 Hyper-V environment” |
12/17/2008 |
Yes, if you have a program that uses the IRET (interrupt return) or IRETD (interrupt return double) instruction. |
Windows6.0-KB960578-x64.msu |
Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB959962 |
“An update is available for Windows Server 2008-based computers to address issues with backing up and restoring Hyper-V virtual machines” |
1/16/2009 |
Yes, when backing up virtual machines. |
Windows6.0-KB959962-v3-x64.msu |
Windows Server 2008 SP2 |
6.0.6001.22352 |
Hotfix |
|
KB963709 |
“The AltGr key does not work on a Linux virtual machine on a Windows Server 2008-based server that has the Hyper-V role enabled” |
3/03/2009 |
Yes, if you are using a German keyboard. |
Windows6.0-KB963709-x64.msu |
Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB967902 |
“You cannot connect to a virtual machine when the Windows Server 2008 Hyper-V VMMS certificate has expired” |
3/24/2009 |
Yes. |
Windows6.0-KB967902-x64.msu |
Windows Server 2008 SP2 |
Not Applicable |
Windows Update, Download Center, Hotfix |
|
KB970203 |
“Hyper-V Management Tools update for Windows Vista Service Pack 2” (Install this for fixes for the Hyper-V Management Tools on computers that are running Windows Vista Service Pack 2). |
6/23/2009 |
Yes, if you are using the Hyper-V Manager Microsoft Management Console (MMC) snap-in. |
Windows6.0-KB970203-x86.msu Windows6.0-KB970203-x64.msu |
Windows Vista SP2 |
Not Applicable |
Download Center |
|
KB972045 |
“Slow system response together with many other performance issues occur on a virtualization server that is running Windows Server 2008 and that has the Hyper-V role installed” |
7/14/2009 |
No. |
Windows6.0-KB972045-x64.msu |
Windows Server 2008, Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB971677 |
“A Hyper-V differencing disk that you create in Windows Server 2008 R2 cannot be used in Windows Server 2008” |
8/5/2009 |
Yes, if you have differencing disks that were created in Windows Server 2008 R2 and want to use them in Windows Server 2008. |
Windows6.0-KB971677-x64.msu |
Windows Server 2008, Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|
KB975925 |
“A hotfix is available that addresses the issues that occur when you perform a host-level backup of a Hyper-V VM on a computer that is running Windows Server 2008” |
12/1/2009 |
Yes, if you are running Hyper-V on the affected hardware. |
Windows6.0-KB975925-x64.msu |
Windows Server 2008 SP2 |
6.0.6002.22233 |
Hotfix |
|
KB977894 |
“MS10-010: Vulnerability in Windows Server 2008 Hyper-V could allow denial of service” |
2/9/2010 |
Yes. |
Windows6.0-KB977894-x64.msu Windows6.1-KB977894-x64.msu |
Windows Server 2008, Windows Server 2008 SP2, Windows Server 2008 R2 |
Not Applicable |
Security bulletin |
|
KB981791 |
“"STOP: 0x0000001a" error message on a computer that has an Intel Westmere processor together with the Hyper-V role installed on Windows Server 2008 or on Windows Server 2008 R2” |
4/26/2010 |
Yes, if you are running Hyper-V on Intel Westmere processors. |
n/a |
Windows Server 2008 SP2 |
Not Applicable |
Hotfix |
|