Package Management

How to Configure IPv6 on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure IPv6 on Oracle Linux 8

Introduction This tutorial demonstrates how to Configure IPv6 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 the default AppStream […]

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How to Install Node.js via AIX Toolbox on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Install Node.js via AIX Toolbox on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to install node.js via aix toolbox on ibm aix 7.1 […]

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IBM AIX 7.2 — CVE-2021-29813 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-29813 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 20 February 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-29813, IBM Support Bulletin CVE: CVE-2021-29813 NVD summary: IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript […]

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SLES 15 — libonig4 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libonig4 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 February 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2022:1093-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19203 CVE-2019-19204 CVE-2019-19246 CVE-2019-13225 CVE-2019-13224 CVE-2019-16163 CVE-2020-26159 Upstream summary: An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function gb18030_mbc_enc_len in file gb18030.c, […]

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Oracle Linux 8 — bind — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bind — vulnerability — patch and remediation guide (ELSA-2022-7790)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7790 Related CVEs: CVE-2021-25220 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 Logwatch Log Analyzer on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Logwatch Log Analyzer on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure logwatch log analyzer 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 and […]

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Arch Linux — code — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — code — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-34 Related CVEs: CVE-2021-31214 CVE-2021-31211 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 1.56.2-3. Fixed in: 1.58.0-1. Group: AVG-1963. Table of contents Symptom & Impact Environment & Reproduction Root […]

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IBM AIX 7.1 — CVE-2021-29747 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-29747 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 20 February 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-29747, IBM Support Bulletin CVE: CVE-2021-29747 NVD summary: IBM InfoSphere Information Server 11.7 could allow a remote attacker to obtain highly sensitive information due to a vulnerability in the authentication mechanism. IBM […]

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Oracle Linux 8 — openssl — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — openssl — security and stability fixes — required update (ELSA-2020-5476)

🟠 High   ⏱ 15–60 min  Last verified: 19 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5476 Related CVEs: CVE-2020-1971 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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Common Problems 118044

Ubuntu 18.04 broken package dependencies after upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 19 February 2021 📖 ~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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