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openSUSE Tumbleweed — libplib0 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libplib0 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2021-38714 CVE-2011-4620 CVE-2012-4552 Upstream summary: In Plib through 1.85, there is an integer overflow vulnerability that could result in arbitrary code execution. The vulnerability is […]

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How to Install and Configure Rclone on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install and Configure Rclone on Debian 9

Introduction How to Install and Configure Rclone on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

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Arch Linux — gnutls — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — gnutls — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201904-2 Related CVEs: CVE-2019-3836 CVE-2019-3829 CVE-2020-13777 CVE-2017-7507 CVE-2016-7444 CVE-2021-20232 CVE-2021-20231 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 3.6.6-3. Fixed in: 3.6.7-1. Group: AVG-945. Table of contents Symptom & Impact […]

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How to Expand a Filesystem Online on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Expand a Filesystem Online 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 expand a filesystem online on ibm aix 7.2 on […]

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AlmaLinux 8 — xinetd — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — xinetd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3495 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Oracle Linux 8 — gnutls — security and stability fixes — required update (ELSA-2023-1569)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-1569 Related CVEs: CVE-2023-0361 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 118079

Ubuntu 18.04 LTS UFW Rules Not Applied as Expected

🟡 Medium   ⏱ 5–30 min  Last verified: 15 April 2021 Affected versions: 18.04 LTS 📖 ~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 115097

XFS Filesystem Corruption Warning After Unclean Shutdown

🟡 Medium   ⏱ 5–30 min  Last verified: 15 April 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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Common Problems 113113

Windows Server 2016 — Credential Manager service vault access errors — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 15 April 2021 Affected versions: Windows Server 2016 📖 ~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 Manage Storage with Parted on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Manage Storage with Parted on Oracle Linux 8

Introduction How to Manage Storage with Parted 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 […]

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