Logging Monitoring

Windows Server 2019 — KB5046617 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5046617 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5046617 • MSRC update-guide entry Related CVEs: CVE-2024-43639 CVE-2024-43623 CVE-2024-43626 CVE-2024-43627 CVE-2024-43628 CVE-2024-43634 CVE-2024-43637 CVE-2024-43638  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Alpine Linux 3.19 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 17, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 4.05-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xpdf 4.05-r0 Related CVEs: CVE-2022-30524 CVE-2022-30775 CVE-2022-33108 CVE-2022-36561 CVE-2022-38222 CVE-2022-38334 CVE-2022-38928 CVE-2022-41842  +12 more Upstream summary: Alpine community repository for vv3.19 ships xpdf 4.05-r0 which […]

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Debian 12 — node-sanitize-html — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-sanitize-html — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • December 17, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-25887 CVE-2024-21501 Upstream summary: The package sanitize-html before 2.7.1 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure global regular expression replacement logic of HTML […]

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Ubuntu 22.04 — wpa — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — wpa — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • December 17, 2024
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 December 2024 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7317-1 Related CVEs: CVE-2022-23303 CVE-2022-23304 CVE-2022-37660 CVE-2024-5290 https://launchpad.net/bugs/2067613 Upstream summary: George Chatzisofroniou and Panayiotis Kotzanikolaou discovered that wpa_supplicant and hostapd reused encryption elements in the PKEX protocol. An attacker could […]

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How to Set Up Gitea on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Set Up Gitea on Windows Server 2025

How to Set Up Gitea on Windows Server 2025 Gitea is a lightweight, self-hosted Git service that delivers a GitHub-like web interface without the resource overhead of GitLab or the licensing cost of GitHub Enterprise. Written in Go, Gitea ships as a single binary — an ideal fit for Windows Server 2025, where you can […]

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Alpine Linux 3.19 — synapse — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — synapse — multiple vulnerabilities (18 CVEs) — patch and remediation guide

  • December 17, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.95.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — synapse 1.95.1-r0 Related CVEs: CVE-2023-43796 CVE-2023-45129 CVE-2023-41335 CVE-2023-42453 CVE-2023-32683 CVE-2023-32682 CVE-2023-32323 CVE-2022-39335  +10 more Upstream summary: Alpine community repository for vv3.19 ships synapse 1.95.1-r0 which […]

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How to Set Up Two-Factor Authentication (2FA) for SSH on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Audit Linux Security with Lynis on Ubuntu 24.04

  • December 17, 2024
  • Linux
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Lynis is a battle-tested security auditing tool for Linux systems. It performs in-depth inspections of your server configuration and provides prioritised hardening recommendations. This guide installs and runs Lynis on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges Step 1 – Install Lynis […]

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NetBSD 10.0 — xenkernel — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — xenkernel — vulnerability — patch and remediation guide

  • December 16, 2024
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged xenkernel-[0-9]* for vulnerability class 'information-leak'. Reference: https://xenbits.xen.org/xsa/advisory-190.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Common Problems 122472

SSH Service Not Starting After Upgrade

🟠 High   ⏱ 5–30 min  Last verified: 16 December 2024 Affected versions: FreeBSD 14 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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How to Set Up Uptime Kuma on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up Uptime Kuma on CentOS Stream 10

  • December 16, 2024
  • CentOS
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Introduction How to Set Up Uptime Kuma on CentOS Stream 10 on CentOS Stream 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration […]

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