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Tag Archives: Update
Windows 10: Proof of Concept for vulnerability CVE-2022-21882
[German]In January 2022, Microsoft closed the CVE-2022-21882 (Win32k Privilege Escalation) vulnerability in Windows 10/11 and Windows Server 20H2 on Patchday. However, the patch was not installed everywhere because of the many collateral damages. Now a public proof of concept (PoC) … Continue reading
QNAPs forced update after 3,600 DeadBolt ransomware infections (Jan. 2022)
[GermanGeman]QNAP users are currently victims of the DeadBolt ransomware – I didn't have it in the blog, but within a week there were probably over 3,600 victims. The NAS manufacturer is now resorting to drastic measures and is trying to … Continue reading
Firefox 96.0.3 and 91.5.1 esr released
[German]Mozilla developers have released version 96.0.3 and 95.5.1esr of the Firefox browser on January 27, 2022. This is a bugfix update to fix a bug in the telemetry.
Do Windows updates bricks Lenovo computers?(Jan. 2022)
[German]Today I have a quick question for users and service providers who own or support Lenovo devices. I have seen reports that these devices (especially in the consumer sector) suddenly no longer boot after a Windows update (possibly January 2022 … Continue reading
Windows 11 / Windows Server 2022 Preview Update (Jan. 25, 2022)
[German]Microsoft has released some optional, cumulative (preview) updates on January 25, 2022 (D-Week). These are intended to fix various bugs in Windows 10, Windows 11 and in the corresponding Windows Server versions. Below, I provide an overview regarding these updates … Continue reading
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Windows 10 / Windows Server Preview Update (Jan. 25, 2022)
[German]Microsoft has released some optional, cumulative (preview) updates on January 25, 2022 (D-Week). These are intended to fix various bugs in Windows 10, Windows 11 and in the corresponding Windows Server versions. Below, I provide an overview regarding these updates … Continue reading
Status of January 2022 security updates from Microsoft (2022/01/25)
[German]We are in the so-called D-Week, regarding updates by Microsoft for products like Windows or Office. Whether there are (preview) updates today that anticipate the patches for February 2022, I don't know. But after there were massive problems with the … Continue reading
Windows January 2022 updates bricks Active Directory Federation Services
[German]It seems, that the January 2022 security updates like KB5009557 bricks Active Directory Federation Services ADFS-Farm-Servers. I receive a report, where update KB5009557 breaks LDAP queries to domain controllers from a ADFS Farm Server. Here are a few details about … Continue reading
Review: Fix for Hyper-V Host Startup Problem in Windows (January 2022)
[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.
Posted in Update, Virtualization, Windows
Tagged Hyper-V, Patchday 1.2022, Problem, Update, Windows Server 2012 (R2)
3 Comments
Windows January 2022 security updates for cURL vulnerability CVE-2021-22947 – a tough task for security reporters
[German]As of January 11, 2022, Microsoft has closed the CVE-2021-22947 vulnerability in Windows 10, Windows 11 and their server counterparts with various security updates. The CVE-2021-22947 vulnerability affects the Curl library and was reported by German security researcher Stefan Kanthak … Continue reading


