Category Archives: Virtualization

VMware patches Spring4Shell RCE vulnerability CVE-2022-22965

Posted on 2022-04-07 by guenni

[German]Virtualization specialist VMware has released security updates for various virtualization products. These are intended to close the remote code execution (RCE) vulnerability called Spring4Shell in these products. Cloud products that use virtualization are particularly at risk. Here is an overview … Continue reading →

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Windows 11: Compatibility issues with Virtualbox fixed

Posted on 2022-03-16 by guenni

[German]Since the release of Windows 11, there has been a compatibility problem with the virtualization software Virtualbox that prevented its use. Microsoft has now announced that this problem has been solved "externally". The developers, who now belong to Oracle, seem … Continue reading →

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VMware Tools 12: New Version released (March 1. 2022)

Posted on 2022-03-04 by guenni

[German]Quick note for users who use VMware products for virtualization. Blog reader Robert G. just emailed me to let me know (thanks for that) that VMware must have released a new build for VMware Tools 12. Advertising

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VMware closes critical vulnerabilities

Posted on 2022-02-17 by guenni

[German]VMware has released security updates for various products. These should close vulnerabilities that are rated as critical. It affects the products VMware ESXi, VMware Workstation, VMware Fusion and VMware Cloud Foundation. The vulnerabilities could be exploited to execute arbitrary code … Continue reading →

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Citrix is acquired for $16.5 billion

Posted on 2022-02-01 by guenni

Citrix, a cloud computing and virtualization company, has announced plans to be acquired by affiliates of global investment firm Vista Equity Partners and an affiliate of Elliott Investment Management called Evergreen Coast Capital Corporation. Advertising

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Review: Fix for Hyper-V Host Startup Problem in Windows (January 2022)

Posted on 2022-01-22 by guenni

[Geman]The January 11, 2022 security updates for Windows Server 2012/R2 resulted in the Hyper-V host subsequently failing to start. As of January 17, 2022, Microsoft then released special updates to correct this issue. Here is a follow-up on this issue. … Continue reading →

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Installing Windows 10/11 in Hyper-V 2nd Generation

Posted on 2022-01-22 by guenni

[German]Installing Windows 10 or Windows 11 in virtual environments can present some challenges. Depending on the hypervisor, the installation may even fail completely. Blog reader Thomas S. emailed me back in December 2021 with his experiences installing Windows 10 as … Continue reading →

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VirtualBox 6.1.32 released

Posted on 2022-01-19 by guenni

[German]Oracle's developers have released Virtualbox version 6.1.32 on January 18, 2022. It is a maintenance update that is supposed to fix bugs of previous versions. It also improves the HVCI compatibility of the guests for Hyper-V. Advertising

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Windows Server 2012/R2: January 2022 Update KB5009586 bricks Hyper-V Host

Posted on 2022-01-12 by guenni

[German]Microsoft Hyper-V users running Windows Server 2012/R2 should be cautious about installing update security update KB5009586 or KB5009624 for Windows Server 2012/R2. The security updates released on January 11, 2022 have several unpleasant collateral damages at once. After installing the … Continue reading →

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VMware security advisory about vulnerability CVE-2021-22045 in VMware Workstation & Co.

Posted on 2022-01-05 by guenni

[German]Vendor VMware has issued a security alert for vulnerability CVE-2021-22045 as of January 4, 2022. This vulnerability, located in the CD-ROM driver, threatens the security of VMware Workstation, Fusion and ESXi Server through a heap overflow. However, updates are available … Continue reading →

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