Package Management

openSUSE Tumbleweed — python36-django-registration — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-django-registration — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0588-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-21416 Upstream summary: django-registration is a user registration package for Django. The django-registration package provides tools for implementing user-account registration flows in the Django web […]

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How to Manage Node.js Versions with NVM on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Manage Node.js Versions with NVM on RHEL 7

How to Manage Node.js Versions with NVM on RHEL 7 Managing Node.js versions is one of the most common challenges for developers and system administrators working with JavaScript applications. Different projects often require different Node.js versions—a legacy application might target Node.js 14 while a new microservice targets Node.js 20. Upgrading the system-wide Node.js installation to […]

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Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4694)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4694 Related CVEs: CVE-2020-10749 CVE-2020-10756 CVE-2020-14040 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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

How to Configure ArgoCD on Oracle Linux 8

Introduction Setting up configure argocd on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure ArgoCD on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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Ubuntu 20.04 — tidy-html5 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — tidy-html5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6483-1 Related CVEs: CVE-2021-33391 Upstream summary: Neeraj Pal discovered that HTML Tidy incorrectly handled parsing certain HTML data. If a user or automated system were tricked into parsing specially crafted […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:2198-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-18594 CVE-2018-15173 CVE-2021-3712 Upstream summary: nse_libssh2.cc in Nmap 7.70 is subject to a denial of service condition due to a double free when an SSH […]

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How to Configure GNU Make on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure GNU Make 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 configure gnu make on ibm aix 7.1 on IBM […]

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How to Use AIX Backup and Restore (tar, cpio) on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use AIX Backup and Restore (tar, cpio) 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 backup and restore (tar, cpio) on ibm […]

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Arch Linux — netbeans — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — netbeans — vulnerability — 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-202009-7 Related CVEs: CVE-2020-11986 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 12.0-1. Fixed in: 12.0_u1-1. Group: AVG-1221. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — telnet — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — telnet — vulnerability — patch and remediation guide (ELSA-2020-1318)

🟠 High   ⏱ 15–60 min  Last verified: 26 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1318 Related CVEs: CVE-2020-10188 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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