Package Management

How to Set Up a SonarQube Server on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up a SonarQube Server on Oracle Linux 8

Introduction This tutorial demonstrates how to Set Up a SonarQube Server on Oracle Linux 8 on Oracle Linux 8. 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 Oracle Linux 8 system with […]

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Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package

🟠 High   ⏱ 5–30 min  Last verified: 19 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 32860334 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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FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 November 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libexif — multiple vulnerabilities Related CVEs: CVE-2005-0664 CVE-2012-2812 CVE-2012-2813 CVE-2012-2814 CVE-2012-2836 CVE-2012-2837 CVE-2012-2840 CVE-2012-2841  +2 more Upstream summary: Release notes: Lots of fixes exposed by fuzzers like AFL, ClusterFuzz, OSSFuzz […]

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How to Install Perl on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Perl on Oracle Linux 8

Introduction How to Install Perl on Oracle Linux 8 on Oracle Linux 8 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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Debian 10 — freetype — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — freetype — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 November 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15999 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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How to Configure Trusted Execution on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Trusted Execution 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 trusted execution on ibm aix 7.2 on IBM […]

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

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2020-5663)

🟠 High   ⏱ 15–60 min  Last verified: 19 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5663 Related CVEs: CVE-2019-19768 CVE-2020-10942 CVE-2020-11494 CVE-2020-8992 CVE-2020-9383 CVE-2020-8835 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Set Up rsync Backup Jobs on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up rsync Backup Jobs on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up set up rsync backup jobs on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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Oracle Linux 8 — nodejs:12 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:12 — security and stability fixes — required update (ELSA-2020-4272)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4272 Related CVEs: CVE-2020-8252 CVE-2020-15095 CVE-2020-8116 CVE-2020-8201 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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Common Problems 121000

Disk Full on Root or /var Breaks Services

🔴 Critical   ⏱ 5–30 min  Last verified: 18 November 2020 Affected versions: Debian 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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