Kernel Drivers

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2024-12552)

🟠 High   ⏱ 15–60 min  Last verified: 4 March 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12552 Related CVEs: CVE-2024-41091 CVE-2024-41090 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 122622

Swap Exhaustion Triggers OOM-Like Instability

🟠 High   ⏱ 5–30 min  Last verified: 3 March 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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Common Problems 127141

CentOS Stream 10 – Common Problem 218 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 3 March 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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Common Problems 111244

Windows Server 2025 — Secure dynamic DNS update rejected for non-domain-joined machines — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 3 March 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 Configure GPU Passthrough in Hyper-V on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure GPU Passthrough in Hyper-V on Windows Server 2025

How to Configure GPU Passthrough in Hyper-V on Windows Server 2025 Windows Server 2025 brings significant improvements to GPU virtualisation in Hyper-V. Where earlier releases relied exclusively on Discrete Device Assignment (DDA) to expose a physical GPU to a virtual machine, Windows Server 2025 introduces first-class support for GPU Partitioning (GPU-P), allowing a single physical […]

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Common Problems 111226

Windows Server 2025 — Windows Server 2025 failover cluster node evicted after network partition — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 3 March 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 Install and Configure Apache Tomcat on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Install and Configure Apache Tomcat on Windows Server 2025

How to Install and Configure Apache Tomcat on Windows Server 2025 Apache Tomcat is the most widely deployed open-source Java Servlet container in the world, used to host Java EE web applications packaged as WAR files, Spring Boot embedded applications, and Jakarta EE workloads. On Windows Server 2025, Tomcat can be installed as a native […]

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Amazon Linux 2023 — kernel-livepatch-6.1.141-167.250 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.141-167.250 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2025-094 Related CVEs: CVE-2025-39923 CVE-2025-38248 CVE-2025-38386 CVE-2025-39673 CVE-2025-39677 CVE-2025-39691 CVE-2025-39730 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bam_dma: Fix DT error handling for […]

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Amazon Linux 2 — kernel-livepatch-5.10.234-225.910 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.234-225.910 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-241 Related CVEs: CVE-2025-21991 CVE-2025-21703 CVE-2025-21796 CVE-2025-21702 CVE-2025-21647 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes (CVE-2025-21991) […]

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How to Set Up a Network Bridge on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up a Network Bridge on CentOS Stream 10

Introduction How to Set Up a Network Bridge 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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