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Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide (ELSA-2022-6542)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 December 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6542 Related CVEs: CVE-2020-36193 CVE-2020-28949 CVE-2020-28948 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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Putting Monitoring and Alerting into Practice — step-by-step Devops tutorial on Progressive Robot

Putting Monitoring and Alerting into Practice

In this guide, we will talk about the components of monitoring systems and how to use them to implement your monitoring strategy. We will the basic responsibilities and elements of an effective, reliable monitoring system. Then, we’ll talk about how best to translate your monitoring policies into dashboards and alert policies that provide your team with the information they need without requesting their attention at unwarranted times.

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

Arch Linux — openconnect — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202005-11 Related CVEs: CVE-2020-12823 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 1:8.05-1. Fixed in: 1:8.10-1. Group: AVG-1157. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure SELinux Boolean Settings on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure SELinux Boolean Settings on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure selinux boolean settings on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure SELinux Boolean Settings on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How To Send E-Mail Alerts on a CentOS VPS for System Monitoring — step-by-step Linux tutorial on Progressive Robot

How To Send E-Mail Alerts on a CentOS VPS for System Monitoring

In this article, we learn how to simply send e-mail alerts on a VPS and talk about various triggers that can be set to establish better overall security and to maintain a smooth running system. We go through the basics of e-mail, the necessary applications, along with examples of various e-mail alert triggers.

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

Oracle Linux 8 — openwsman — vulnerability — patch and remediation guide (ELSA-2019-0972)

🟠 High   ⏱ 15–60 min  Last verified: 27 December 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-0972 Related CVEs: CVE-2019-3816 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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Python 3をインストールしUbuntu 20.04サーバーにプログラミング環境を設定する方法 — step-by-step Linux tutorial on Progressive Robot

Python 3をインストールしUbuntu 20.04サーバーにプログラミング環境を設定する方法

このチュートリアルでは、Ubuntu 20.24 サーバーでPython 3のプログラミング環境をセットアップする方法を学びます。サーバーでのプログラミングには多くの利点があり、開発プロジェクト間のコラボレーションをサポートします。このチュートリアルの一般原則はDebian Linuxのディストリビューションに適用されます。

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