January 2021 - Page 37 of 69

Amazon Linux 2 — cpio — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — cpio — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2024-2489 Related CVEs: CVE-2015-1197 CVE-2021-38185 CVE-2019-14866 Upstream summary: cpio 2.11, when using the –no-absolute-filenames option, allows local users to write to arbitrary files via a symlink attack on a file […]

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Common Problems 114997

Podman Container Cannot Reach External Network

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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How to Configure VIO Server for LPAR Virtualization on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure VIO Server for LPAR Virtualization 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 configure vio server for lpar virtualization on ibm aix […]

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Arch Linux — ansible — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — ansible — multiple vulnerabilities (3 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-202102-9 Related CVEs: CVE-2021-20191 CVE-2021-20180 CVE-2021-20178 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 2.10.5-1. Fixed in: 2.10.7-1. Group: AVG-1437. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Java Annotations — step-by-step Programming tutorial on Progressive Robot

Java Annotations

URL: https://www.progressiverobot.com/java-annotations/ Java Annotations provides information about the code. Java annotations have no direct effect on the code they annotate. In java annotations tutorial, we will look into the following; Built-in Java annotations How to write Custom Annotation Annotations usage and how to parse annotations using [Reflection API](/community/tutorials/java-reflection-example-tutorial). Java Annotations ![java annotations, annotations in java, […]

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How to Schedule Tasks with Cron on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Schedule Tasks with Cron on Oracle Linux 8

Introduction How to Schedule Tasks with Cron 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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Installing WordPress on Ajenti V — step-by-step Linux tutorial on Progressive Robot

Installing WordPress on Ajenti V

Ajenti is an open source, web-based control panel that can be used for a large variety of server management tasks. In this tutorial we will install a WordPress blog, using the tools Ajenti V provides.

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How To Use kpcli To Manage KeePass2 Password Files on an Ubuntu 14.04 Server — step-by-step Linux tutorial on Progressive Robot

How To Use kpcli To Manage KeePass2 Password Files on an Ubuntu 14.04 Server

Using a password manager allows you to create and keep track of complex passwords for your various accounts, which allows you to implement better security practices easier. KeePass2 is a piece of software that lets you create your own password database files for managing this information. In this guide, we’ll look at a tool called `kpcli` which will allow you to create and manipulate KeePass2 database files in a server environment from the command line.

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Gentoo Linux — sys-cluster/pacemaker — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-cluster/pacemaker — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202309-09 Related CVEs: CVE-2018-16877 CVE-2018-16878 CVE-2019-3885 CVE-2020-25654 Upstream summary: Multiple vulnerabilities have been discovered in Pacemaker. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment […]

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