How to Configure Windows Server 2016 Hyper-V Nested Virtualisation Nested virtualisation is a feature introduced in Windows Server 2016 that allows a Hyper-V virtual machine to act as a Hyper-V host itself. In other words, you can run Hyper-V inside a Hyper-V VM. This capability is invaluable for lab environments, developer testing, training scenarios, containerised […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2022:2007 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟢 Low ⏱ 5–15 min Last verified: 13 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: dbus-glib — privledge escalation Related CVEs: CVE-2013-0292 Upstream summary: Sebastian Krahmer reports: A privilege escalation flaw was found in the way dbus-glib, the D-Bus add-on library to integrate the standard […]
🟡 Medium ⏱ 10–30 min Last verified: 12 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-7457 Related CVEs: CVE-2021-41190 CVE-2022-2990 CVE-2022-1708 CVE-2021-36221 CVE-2022-27191 CVE-2022-29162 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817 +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]
Introduction Ansible is a powerful agentless IT automation platform that can manage Windows Server 2016 hosts via WinRM (Windows Remote Management). Unlike Linux automation over SSH, Ansible reaches Windows servers through WinRM using NTLM or Kerberos authentication. This guide covers configuring Windows Server 2016 as a fully managed Ansible node — enabling WinRM with HTTPS, […]
Introduction How to Set Up OpenTelemetry Collector on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]
🟢 Low ⏱ 5–15 min Last verified: 12 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: dcraw — integer overflow condition Related CVEs: CVE-2015-3885 Upstream summary: ocert reports: The dcraw tool, as well as several other projects re-using its code, suffers from an integer overflow condition […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2023:0087 Related CVEs: CVE-2019-25058 Upstream summary: The USBGuard software framework provides system protection against intrusive USB devices by implementing basic whitelisting and blacklisting capabilities based on device attributes. To enforce a user-defined […]
🟢 Low ⏱ 5–15 min Last verified: 12 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: fuser — missing user's privileges check Upstream summary: Denis Barov reports: sysutils/fuser allows user to send any signal to any process when installed with suid bit. Table of contents Symptom […]
