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CISA warns of Akira ransomware Linux encryptor targeting Nutanix VMs
US government agencies are warning that the Akira ransomware operation has been spotted encrypting Nutanix AHV virtual machines in attacks.
- November 13, 2025
- 05:32 PM
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From Lab to Leadership: How VMware Certification Transformed My Career
From lab work to leadership — VMware certification can transform your IT career. Learn from VMware User Group (VMUG) how the VMUG Advantage can help you build real skills, gain confidence, and join a global IT community.
- October 10, 2025
- 10:02 AM
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New Webinar: Choose Your Own Investigation — Browser Attack Edition
Modern attacks have shifted focus to the browser, yet detection tools remain largely blind to the crucial activity happening there.
Join Push Security on February 11th for an interactive "choose-your-own-adventure" webinar on ClickFix, credential phishing, and other in-browser attacks we've observed in the wild.
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New VMScape attack breaks guest-host isolation on AMD, Intel CPUs
A new Spectre-like attack dubbed VMScape allows a malicious virtual machine (VM) to leak cryptographic keys from an unmodified QEMU hypervisor process running on modern AMD or Intel CPUs.
- September 11, 2025
- 11:05 AM
- 0
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Microsoft fixes Windows Server bug causing cluster, VM issues
Microsoft has resolved a known issue that triggers Cluster service and VM restart issues after installing July's Windows Server 2019 security updates.
- August 14, 2025
- 11:05 AM
- 0
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Microsoft: Windows Server KB5062557 causes cluster, VM issues
Microsoft is asking businesses to reach out for support to mitigate a known issue causing Cluster service and VM restart issues after installing this month's Windows Server 2019 security updates.
- July 22, 2025
- 06:24 AM
- 0
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Windows KB5064489 emergency update fixes Azure VM launch issues
Microsoft has released an emergency update to fix a bug that prevents Azure virtual machines from launching when the Trusted Launch setting is disabled and Virtualization-Based Security (VBS) is enabled.
- July 15, 2025
- 02:47 PM
- 4
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Windows Server emergency update fixes Hyper-V VM freezes, restart issues
Microsoft has released an emergency update to address a known issue causing some Hyper-V virtual machines with Windows 10, Windows 11, and Windows Server to freeze or restart unexpectedly.
- May 27, 2025
- 05:25 AM
- 0
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New Windows Server emergency updates fix container launch issue
Microsoft has released emergency Windows Server updates to address a known issue preventing Windows containers from launching.
- April 17, 2025
- 06:36 AM
- 0
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Windows infected with backdoored Linux VMs in new phishing attacks
A new phishing campaign dubbed 'CRON#TRAP' infects Windows with a Linux virtual machine that contains a built-in backdoor to give stealthy access to corporate networks.
- November 04, 2024
- 10:53 AM
- 4
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Critical Kubernetes Image Builder flaw gives SSH root access to VMs
A critical vulnerability in Kubernetes could allow unauthorized SSH access to a virtual machine running an image created with the Kubernetes Image Builder project.
- October 16, 2024
- 12:58 PM
- 2
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OneBlood's virtual machines encrypted in ransomware attack
OneBlood, a large not-for-profit blood center that serves hospitals and patients in the United States, is dealing with an IT systems outage caused by a ransomware attack.
- July 31, 2024
- 02:16 PM
- 0
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SEXi ransomware rebrands to APT INC, continues VMware ESXi attacks
The SEXi ransomware operation, known for targeting VMware ESXi servers, has rebranded under the name APT INC and has targeted numerous organizations in recent attacks.
- July 15, 2024
- 10:27 AM
- 0
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Former IT employee gets 2.5 years for wiping 180 virtual servers
A former quality assurance employee of National Computer Systems (NCS) was sentenced to two years and eight months in prison for reportedly deleting 180 virtual servers after being fired.
- June 14, 2024
- 11:51 AM
- 3
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The Week in Ransomware - April 5th 2024 - Virtual Machines under Attack
Ransomware attacks targeting VMware ESXi and other virtual machine platforms are wreaking havoc among the enterprise, causing widespread disruption and loss of services.
- April 05, 2024
- 05:59 PM
- 0
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Panera Bread week-long IT outage caused by ransomware attack
Panera Bread's recent week-long outage was caused by a ransomware attack, according to people familiar with the matter and emails seen by BleepingComputer.
- April 05, 2024
- 09:52 AM
- 2
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Hosting firm's VMware ESXi servers hit by new SEXi ransomware
Chilean data center and hosting provider IxMetro Powerhost has suffered a cyberattack at the hands of a new ransomware gang known as SEXi, which encrypted the company's VMware ESXi servers and backups.
- April 03, 2024
- 05:58 PM
- 4
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Hackers abuse QEMU to covertly tunnel network traffic in cyberattacks
Malicious actors were detected abusing the open-source hypervisor platform QEMU as a tunneling tool in a cyberattack against a large company.
- March 05, 2024
- 11:47 AM
- 0
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Linux version of Qilin ransomware focuses on VMware ESXi
A sample of the Qilin ransomware gang's VMware ESXi encryptor has been found and it could be one of the most advanced and customizable Linux encryptors seen to date.
- December 03, 2023
- 04:07 PM
- 0
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Microsoft fixes Windows Server VMs broken by October updates
Microsoft fixed a known issue causing blue screens and boot failures in Windows Server 2022 virtual machines (VMs) deployed on VMware ESXi hosts.
- November 15, 2023
- 03:51 PM
- 2
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New CacheWarp AMD CPU attack lets hackers gain root in Linux VMs
A new software-based fault injection attack, CacheWarp, can let threat actors hack into AMD SEV-protected virtual machines by targeting memory writes to escalate privileges and gain remote code execution.
- November 14, 2023
- 03:34 PM
- 2
