Logging Monitoring

Common Problems 111157

Windows Server 2025 — Cumulative Update download fails with BITS error 0x80070BC9 — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 December 2024 Affected versions: Windows Server 2025 📖 ~2 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 Enable Brotli Compression in Nginx on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Enable Brotli Compression in Nginx on CentOS Stream 10

Introduction How to Enable Brotli Compression in Nginx 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 […]

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Common Problems 111051

Windows Server 2025 UAC Elevation Prompt Not Appearing for Admin Users — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 25 December 2024 Affected versions: Windows Server 2025 📖 ~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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NetBSD 10.0 — hylafax-4.2.3 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — hylafax-4.2.3 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 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 hylafax-4.2.3{,nb*} for vulnerability class 'privilege-escalation'. Reference: http://secunia.com/advisories/18314/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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FreeBSD 14 — py37-pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py37-pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 December 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pyrad — multiple vulnerabilities Related CVEs: CVE-2013-0294 CVE-2013-0342 Upstream summary: Nathaniel McCallum reports: packet.py in pyrad before 2.1 uses weak random numbers to generate RADIUS authenticators and hash passwords, which […]

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How to Install Vagrant and VirtualBox on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Set Up a Git Server with Gitea on Ubuntu 24.04

Gitea is a lightweight, self-hosted Git service written in Go. It offers a GitHub-like interface with a tiny resource footprint — ideal for small teams and personal servers. This guide installs Gitea on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server MySQL 8.0 or PostgreSQL 16 installed A […]

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FreeBSD 14 — koffice-kde — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — koffice-kde — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 December 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Calligra, KOffice — input validation failure Related CVEs: CVE-2012-3455 CVE-2012-3456 Upstream summary: KDE Security Advisory reports: A flaw has been found which can allow malicious code to take advantage of […]

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Windows Server 2022 — KB5048671 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5048671 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5048671 • MSRC update-guide entry Related CVEs: CVE-2024-49105 CVE-2024-49106 CVE-2024-49108 CVE-2024-49115 CVE-2024-49122 CVE-2024-49124 CVE-2024-49126 CVE-2024-49112  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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FreeBSD 14 — apache-event — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — apache-event — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 December 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Apache — Insecure LD_LIBRARY_PATH handling Related CVEs: CVE-2011-3192 CVE-2012-0883 Upstream summary: Apache reports: Insecure handling of LD_LIBRARY_PATH was found that could lead to the current working directory to be searched […]

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Ubuntu 20.04 — flatpak — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — flatpak — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 December 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7046-1 Related CVEs: CVE-2024-42472 https://launchpad.net/bugs/2077087 CVE-2021-41133 CVE-2021-21381 CVE-2021-21261 Upstream summary: It was discovered that Flatpak incorrectly handled certain persisted directories. An attacker could possibly use this issue to read and […]

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