Latest Hyper-V news

Microsoft resumes rollout of Windows 11 KB5039302 update for most users

Microsoft has resumed the rollout of the June Windows 11 KB5039302 update, now blocking the update only for those using virtualization software.
- Lawrence Abrams
- June 29, 2024
- 02:01 PM
- 1
October Windows Server updates cause Hyper-V VM boot issues

According to customer reports, this month's Patch Tuesday updates are breaking virtual machines on Hyper-V hosts, causing them to no longer boot and display "failed to start" errors.
- Sergiu Gatlan
- October 17, 2023
- 08:31 AM
- 4
Microsoft pushes emergency fix for Windows Server Hyper-V VM issues

Microsoft has released emergency out-of-band (OOB) Windows Server updates to address a known issue breaking virtual machine (VM) creation on Hyper-V hosts after installing this month's Patch Tuesday updates.
- Sergiu Gatlan
- December 20, 2022
- 06:05 PM
- 0
Microsoft: December Windows Server updates break Hyper-V VM creation

Microsoft says Windows Server updates released during December's Patch Tuesday will trigger errors when trying to create new virtual machines on some Hyper-V hosts.
- Sergiu Gatlan
- December 14, 2022
- 07:40 AM
- 8
Microsoft removes Windows 11 update block for VirtualBox users

Microsoft has removed the last Windows 11 safeguard hold after Oracle addressed a known VirtualBox issue causing errors and virtual machine start failures when Hyper-V or the Windows Hypervisor were installed.
- Sergiu Gatlan
- March 14, 2022
- 11:14 AM
- 2
Windows Server 2019 OOB update fixes reboots, Hyper-V, ReFS bugs

Microsoft has released an emergency out-of-band (OOB) update for Windows Server 2019 that fixes numerous critical bugs introduced during the January 2022 Patch Tuesday.
- Lawrence Abrams
- January 18, 2022
- 06:14 PM
- 5
Microsoft resumes rollout of January Windows Server updates

The January 2022 Windows Server cumulative updates are once again available via Windows Update after being pulled yesterday without an official reason from Microsoft.
- Lawrence Abrams
- January 14, 2022
- 04:28 PM
- 4
New Windows Server updates cause DC boot loops, break Hyper-V

The latest Windows Server updates are causing severe issues for administrators, with domain controllers having spontaneous reboots, Hyper-V not starting, and inaccessible ReFS volumes until the updates are rolled back
- Lawrence Abrams
- January 12, 2022
- 02:53 PM
- 39
Critical Microsoft Hyper-V bug could haunt orgs for a long time

Technical details are now available for a vulnerability that affects Hyper-V, Microsoft's native hypervisor for creating virtual machines on Windows systems and in Azure cloud computing environment.
- Ionut Ilascu
- July 28, 2021
- 09:30 AM
- 4
New RegretLocker ransomware targets Windows virtual machines

A new ransomware called RegretLocker uses a variety of advanced features that allows it to encrypt virtual hard drives and close open files for encryption.
- Lawrence Abrams
- November 03, 2020
- 05:31 PM
- 0
Windows 10 Sandbox activation enables zero-day vulnerability

A reverse engineer discovered a new zero-day vulnerability in most Windows 10 editions that allows creating files in restricted areas of the operating system.
- Ionut Ilascu
- September 07, 2020
- 02:00 PM
- 2
Microsoft releases Windows 10 Hyper-V VHDX for ARM64 devices

For Windows 10 users running Insider builds on ARM64 devices, Microsoft has released a Hyper-V VXHD that lets you install Windows 10 as a guest on your devices.
- Lawrence Abrams
- May 21, 2020
- 03:33 PM
- 0
Microsoft Starts Testing Hyper-V for Windows 10 ARM64 Devices

Microsoft is bringing their Hyper-V virtual machine feature to ARM64 devices in upcoming Windows 10 builds.
- Lawrence Abrams
- February 05, 2020
- 01:46 PM
- 0
Microsoft Ignored RDP Vulnerability Until it Affected Hyper-V

A vulnerability in Microsoft's Remote Desktop Protocol (RDP) can also be used to escape virtual machines running on Hyper-V, the virtualization technology in Azure and Windows 10.
- Ionut Ilascu
- August 07, 2019
- 07:00 PM
- 0
Ubuntu 19.04 Now Available in the Hyper-V Quick Create Gallery

Canonical has created an optimized desktop image of the Ubuntu 19.04 Linux distribution that is now included as an available virtual machine in the Hyper-V quick create gallery.
- Lawrence Abrams
- May 20, 2019
- 05:15 AM
- 0
Microsoft Released Hyper-V Debug Symbols for the Hyper-V Bug Bounty Program

Microsoft has released debugging symbols for many of the core components of Hyper-V. Using these debugging symbols, security researchers can analyze them for vulnerabilities in order to submit them to the Hyper-V bug bounty program.
- Lawrence Abrams
- May 03, 2018
- 05:46 PM
- 0
The Windows 10 April 2018 Update Arrives Today: Here's Whats New

The next feature update for Windows 10, called the April 2018 Update, is being released today and with it comes a lot of new features. Many of these features focus on enabling you to use Windows 10 in a more efficient manner so that you can get your tasks done quicker and easier.
- Lawrence Abrams
- April 30, 2018
- 01:11 PM
- 4