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How to Set Up a Network Bridge on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up a Network Bridge on SLES 15

Introduction This tutorial covers How to Set Up a Network Bridge on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: […]

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How to Use bosboot to Update Boot Device on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use bosboot to Update Boot Device 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 use bosboot to update boot device on ibm aix […]

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FreeBSD 13 — dante — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — dante — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fd_set — bitmap index overflow in multiple applications Upstream summary: 3APA3A reports: If programmer fails to check socket number before using select() or fd_set macros, it's possible to overwrite memory […]

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Running Test on Selenium Chrome Driver — step-by-step DevOps tutorial on Progressive Robot

Running Test on Selenium Chrome Driver

URL: https://www.progressiverobot.com/running-test-on-selenium-chrome-driver/ Chrome browser implements the WebDriver protocol by using an executable file called _ChromeDriver.exe._ This executable file starts a server on your system and all your tests will communicate to this server in order to run your tests. In this article, we will learn- How to download the latest version of Selenium ChromeDriver How […]

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Amazon Linux 2 — kernel-livepatch-4.14.193-149.317 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.193-149.317 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2020-029 Related CVEs: CVE-2020-25211 CVE-2020-25284 Upstream summary: A flaw was found in the Linux kernel. A local attacker, able to inject conntrack netlink configuration, could overflow a local buffer causing […]

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FreeBSD 13 — xdeview — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xdeview — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: uudeview buffer overflows Upstream summary: The authors of UUDeview report repairing two buffer overflows in their software. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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How To Use Functions in SQL — step-by-step DevOps tutorial on Progressive Robot

How To Use Functions in SQL

When working with relational databases and Structured Query Language (SQL), you can store, manage, and retrieve data from the relational database management system. SQL can also perform calculations and manipulate data through the use of functions. In this tutorial, you’ll use different SQL functions to perform mathematical calculations, manipulate strings and dates, and calculate summaries using aggregate functions.

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

How to Configure OpenTelemetry Collector on Oracle Linux 8

Introduction This tutorial demonstrates how to Configure OpenTelemetry Collector 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 […]

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Ubuntu 16.04 — blueman — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — blueman — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4605-1 Related CVEs: CVE-2020-15238 Upstream summary: Vaisha Bernard discovered that blueman did not properly sanitize input on the d-bus interface to blueman-mechanism. A local attacker could possibly use this issue […]

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