vhd

Windows 11’s Dev Drive is one of those under-the-radar features that can materially shorten build times, speed up repository operations, and reduce the friction of daily developer work—provided you use it the way Microsoft intended. In short: Dev Drive is a ReFS-formatted storage volume tuned...

Windows can be lean, but it rarely is by default — and the difference between a clean, responsive system and one bogged down by invisible cruft often comes down to a handful of targeted tweaks and a readiness to trade a few gigabytes for stability or convenience. The PCWorld checklist of “12...

Microsoft quietly pulled back the promised ISO images for Windows 11, version 25H2 this week, updating its Release Preview announcement to say the ISOs are “delayed and coming soon” even as the update itself lands in the Release Preview channel as an enablement-package style release. Background...

Rufus’s latest pre-release quietly delivers a handful of practical, user-facing updates — including an official dark mode and early support for the new Windows 11 25H2 boot media format — that matter more than they sound, especially for technicians still migrating fleets from Windows 10 ahead of...

Rufus, the go-to utility for creating bootable USB drives, has a new pre-release floating around that Neowin reports adds explicit support for Windows 11 25H2 ISOs and several convenience and reliability features — but the details matter for IT teams and power users, and not all of the claims...

Microsoft’s Security Response Guide lists CVE-2025-54112 as a vulnerability in the Microsoft Virtual Hard Disk (VHD/VHDX) handling code that can be abused by an authorized local attacker to achieve elevation of privilege on Windows hosts, a condition vendors and incident responders classify as...

Microsoft’s Security Update Guide lists CVE-2025-54098 as an Improper access control vulnerability in Windows Hyper‑V that allows an authorized attacker to elevate privileges locally, a condition that requires immediate attention from anyone running Hyper‑V hosts, management servers, or...

CVE-2025-54091 — Windows Hyper‑V integer overflow / wraparound (local elevation of privilege) Summary (one‑line) An integer overflow or wraparound in a Windows Hyper‑V component can be triggered by an authorized local actor and may lead to local elevation of privilege (EoP) on the Hyper‑V host...

A newly reported Windows NTFS vulnerability described as a stack-based buffer overflow that “allows an authorized attacker to execute code locally” has raised immediate concern—but the specific CVE identifier you provided (CVE-2025-54916) could not be located in public vendor and vulnerability...

Microsoft has quietly rolled out a public preview of a new VM Conversion tool inside Windows Admin Center that aims to make VMware to Hyper‑V migration straightforward, agentless, and low‑risk for organizations of all sizes. The extension promises quick setup (Microsoft says you can begin...

Microsoft has quietly released a first‑party, agentless VM Conversion extension for Windows Admin Center that converts VMware vCenter/ESXi virtual machines into Hyper‑V VMs on Windows Server — a move that promises a low‑friction on‑premises path away from VMware while surfacing important...

Microsoft’s new VM Conversion extension for Windows Admin Center arrives as a pragmatic, first‑party option to move workloads from VMware vCenter/ESXi to on‑premises Hyper‑V, promising an agentless, appliance‑free migration workflow that minimizes downtime and keeps administrative control inside...

Microsoft has quietly pushed a significant tool into public preview that aims to simplify one of the messiest tasks in datacenter life: converting and migrating virtual machines from VMware vCenter/ESXi to Microsoft’s Hyper-V infrastructure using a built-in Windows Admin Center extension called...

Microsoft's warning about servicing Windows installation images with a fresh Microsoft Defender package is a timely reminder that new installations can inherit an invisible security gap: the antimalware binaries and definitions embedded in ISO/WIM/VHD images become stale the moment an image is...

Windows Hyper‑V contains a vulnerability tracked as CVE‑2025‑48807 that, according to the vendor advisory, stems from improper restriction of a Hyper‑V communication channel to its intended endpoints and can be abused by an authorized attacker to execute code locally on an affected host. This...

In recent years, vulnerabilities affecting virtualization technology have posed increasingly significant risks for both enterprises and everyday users. Among the latest of these threats is CVE-2025-49683, a critical remote code execution vulnerability targeting Microsoft’s Virtual Hard Disk...

A newly disclosed security vulnerability—CVE-2025-47973—has cast a spotlight on the inner workings and potential risks associated with Microsoft’s Virtual Hard Disk (VHDX) technology. Central to many enterprise virtual environments, VHDX files form the backbone of countless Hyper-V deployments...

Omnissa, the company that emerged from VMware's end-user computing division, has expanded its App Volumes product to support physical PCs. This strategic move aims to extend the benefits of virtual desktop infrastructure (VDI) application management to a broader range of devices, including...

Here is a summary of what's new in Windows 11 Build 26100.4482 (KB5060829), recently released to the Release Preview Channel for Insiders running Windows 11 version 24H2: Key Changes and Features 1. App Defaults (EEA only) Improvements to default browser selection for users in the European...

Rufus, the stalwart utility trusted by millions for creating bootable USB drives, has once again raised the bar with its 4.8 release. This is not just another routine update—it’s a substantial leap forward, especially for those who regularly manage Windows ISOs. At the heart of its advancements...