Package Management

Oracle Linux 9 — device-mapper-multipath — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — device-mapper-multipath — vulnerability — patch and remediation guide (ELSA-2022-7185)

🟠 High   ⏱ 15–60 min  Last verified: 8 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7185 Related CVEs: CVE-2022-41974 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Gentoo Linux — sys-libs/zlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-libs/zlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202401-18 Related CVEs: CVE-2023-45853 CVE-2018-25032 CVE-2022-37434 Upstream summary: A vulnerability has been discovered in zlib. Please review the CVE identifier referenced below for details. Table of contents Symptom & Impact Environment & […]

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Oracle Linux 9 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2022-7071)

🟠 High   ⏱ 15–60 min  Last verified: 8 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7071 Related CVEs: CVE-2022-42928 CVE-2022-42929 CVE-2022-42927 CVE-2022-42932 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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How to Set Up Hyper-V Storage Migration on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Hyper-V Storage Migration on Windows Server 2022

How to Install and Use Chocolatey Package Manager on Windows Server 2022 Chocolatey is a command-line package manager for Windows that automates the installation, upgrade, configuration, and removal of software. It wraps native installers (MSI, EXE, ZIP) with a consistent command-line interface, eliminating manual download-and-click workflows. On Windows Server 2022, Chocolatey is particularly useful for […]

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Oracle Linux 9 — Kernel Issues — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Kernel Issues (OL9-ISSUES-KERNEL)

🟠 High   ⏱ 5–30 min  Last verified: 7 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug RELOL-ol9-issues-kernel 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 […]

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Common Problems 115512

Kernel update leaves system booting old kernel

🟡 Medium   ⏱ 5–30 min  Last verified: 7 March 2023 📖 ~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 & Cross-Refs References & Further […]

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Alpine Linux edge — minidlna — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — minidlna — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.3.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — minidlna 1.3.2-r0 Related CVEs: CVE-2022-26505 CVE-2020-28926 CVE-2020-12695 Upstream summary: Alpine community repository for vedge ships minidlna 1.3.2-r0 which addresses CVE-2022-26505. Table of contents Symptom & […]

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How to Install PostgreSQL on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install PostgreSQL on Oracle Linux 9

Introduction How to Install PostgreSQL on Oracle Linux 9 on Oracle Linux 9 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 is reproducible […]

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How to Configure logrotate on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure logrotate on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure logrotate on ibm aix 7.2 on IBM AIX […]

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