DNS

Common Problems 111174

Windows Server 2025 — Driver update rollback reintroduces vulnerability patched in newer version — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2025 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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NetBSD 10.0 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — dnsmasq — multiple vulnerabilities (20 CVEs) — 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 Related CVEs: CVE-2009-2957 CVE-2022-0934 CVE-2008-1447 CVE-2017-14492 CVE-2017-14493 CVE-2017-15107 CVE-2019-14513 CVE-2020-25681  +12 more Upstream summary: pkgsrc audit-packages flagged dnsmasq<2.50 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2957 Table of contents Symptom & Impact Environment […]

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Common Problems 127091

CentOS Stream 10 – Common Problem 213 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 16 May 2025 Affected versions: CentOS Stream 10 📖 ~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 Install Lighttpd on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install Lighttpd on CentOS Stream 10

Introduction This tutorial demonstrates how to Install Lighttpd on CentOS Stream 10 on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system with the default AppStream […]

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Common Problems 111188

Windows Server 2025 — Shared VHDX becomes inaccessible after cluster node failover on Server 2025 — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 May 2025 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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Common Problems 111114

Windows Server 2025 — Mandatory profile not applying after Group Policy change — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 May 2025 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 Set Up Windows Server Backup and Recovery on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Set Up Windows Server Backup and Recovery on Windows Server 2025

How to Set Up Windows Server Backup and Recovery on Windows Server 2025 A robust backup and recovery strategy is non-negotiable for any production Windows Server 2025 environment. Windows Server Backup is the built-in backup solution included with Windows Server 2025 at no extra cost, supporting full server backups, volume-level backups, system state backups, and […]

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AlmaLinux 8 — jackson-databind — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — jackson-databind — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:14126 Related CVEs: CVE-2025-52999 CVE-2020-36518 CVE-2019-14540 CVE-2019-16335 CVE-2019-16942 CVE-2019-16943 CVE-2019-17531 CVE-2019-20330  +6 more Upstream summary: The Public Key Infrastructure (PKI) Core contains fundamental packages required by AlmaLinux Certificate System. Security Fix(es): * […]

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How to Set Up MinIO Object Storage on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up MinIO Object Storage on CentOS Stream 10

Introduction How to Set Up MinIO Object Storage 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 122502

ZFS Pool Imports Read-Only After Reboot

🔴 Critical   ⏱ 5–30 min  Last verified: 10 May 2025 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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