April 2020 - Page 47 of 66

How to Set Up FreeIPA Server on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Set Up FreeIPA Server on RHEL 10

Introduction This tutorial demonstrates how to Set Up FreeIPA Server on RHEL 10 on RHEL 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 RHEL 10 system with the default AppStream repositories […]

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openSUSE Tumbleweed — dracut — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — dracut — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2012-4453 CVE-2016-8637 Upstream summary: dracut.sh in dracut, as used in Red Hat Enterprise Linux 6, Fedora 16 and 17, and possibly other products, creates initramfs […]

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Common Problems 121064

Debian 10: Nginx cannot bind to port 80

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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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How to Use AIX Volume Shadow Copy on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use AIX Volume Shadow Copy 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 use aix volume shadow copy on ibm aix 7.2 […]

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How to Configure Docker with TLS Authentication on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Docker with TLS Authentication on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure docker with tls authentication 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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How to Set Up a Git Server with Gitea on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Install Ansible on Ubuntu 26.04

Ansible is an agentless IT automation tool that uses SSH and YAML playbooks to configure servers, deploy applications, and orchestrate complex workflows. It requires no agents on managed nodes — just SSH access and Python. This guide installs Ansible on Ubuntu 26.04 LTS and runs a first playbook. Tested and valid on: Ubuntu 26.04 LTS […]

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openSUSE Tumbleweed — libuser — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libuser — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2012-5644 CVE-2012-5630 Upstream summary: libuser has information disclosure when moving user's home directory Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Gentoo Linux — app-shells/bash — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — app-shells/bash — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202105-34 Related CVEs: CVE-2019-18276 Upstream summary: It was discovered that Bash incorrectly dropped privileges by setting its effective UID to its real UID. Table of contents Symptom & Impact Environment & Reproduction […]

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