May 2022 - Page 13 of 72

How to Configure Persistent Reserve with SCSI on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Persistent Reserve with SCSI on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure persistent reserve with scsi on IBM AIX 7.3 […]

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FreeBSD 13 — rubygem-json — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rubygem-json — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-json — Unsafe Objection Creation Vulnerability in JSON (Additional fix) Related CVEs: CVE-2020-10663 Upstream summary: When parsing certain JSON documents, the json gem (including the one bundled with Ruby) can […]

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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 and Configure SonarQube on Ubuntu 26.04

SonarQube is an open-source platform for continuous inspection of code quality. It detects bugs, security vulnerabilities, and code smells across 30+ programming languages. This guide installs SonarQube Community Edition on Ubuntu 26.04 LTS with PostgreSQL. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with at least 2 GB RAM and 2 CPUs […]

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FreeBSD 13 — htdig — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — htdig — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: htdig — cross site scripting vulnerability Related CVEs: CVE-2005-0085 Upstream summary: Michael Krax reports a vulnerability within htdig. The vulnerability lies within an unsanitized config parameter, allowing a malicious attacker […]

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How To Optimize Queries and Tables in MySQL and MariaDB on a VPS — step-by-step Databases tutorial on Progressive Robot

How To Optimize Queries and Tables in MySQL and MariaDB on a VPS

MySQL and MariaDB are popular database management systems that can be used in conjunction with an application or a website. While the querying syntax is easy to learn and very powerful, some operations take a long time. This article will discuss some steps you can take to optimize your queries and table structure.

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Debian 11 — snmptt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — snmptt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-24361 Upstream summary: SNMPTT before 1.4.2 allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — libconvert-uulib-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libconvert-uulib-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1349 Upstream summary: Buffer overflow in Convert-UUlib (Convert::UUlib) before 1.051 allows remote attackers to execute arbitrary code via a malformed parameter to a read operation. Table of contents […]

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How to Configure TeamCity Build Agent on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure TeamCity Build Agent on SLES 12

Introduction This tutorial covers How to Configure TeamCity Build Agent on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

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