Linux

How To Choose an Effective Backup Strategy — step-by-step Linux tutorial on Progressive Robot

How To Choose an Effective Backup Strategy

When dealing with any kind of important data, it is essential that you implement a backup scheme. There are many different ways to back up data on a VPS. In this guide, we will discuss some ways that you can backup your data and discuss the merits of the different options.

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

Oracle Linux 8 — libexif — vulnerability — patch and remediation guide (ELSA-2020-2550)

🟡 Medium   ⏱ 10–30 min  Last verified: 3 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2550 Related CVEs: CVE-2020-13112 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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Oracle Linux 8 — curl — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — curl — security and stability fixes — required update (ELSA-2024-1601)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1601 Related CVEs: CVE-2023-38546 CVE-2023-28322 CVE-2023-46218 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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Common Problems 121523

Debian 9: DNS resolution breaks after resolv.conf overwrite

🟠 High   ⏱ 5–30 min  Last verified: 2 April 2021 Affected versions: Debian 9 📖 ~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 & […]

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Ubuntu 20.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6958-1 Related CVEs: CVE-2017-7960 CVE-2017-8834 CVE-2017-8871 CVE-2020-12825 Upstream summary: It was discovered that Libcroco was incorrectly accessing data structures when reading bytes from memory, which could cause a heap buffer […]

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Ubuntu 14.04 — underscore — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — underscore — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 April 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4913-1 Related CVEs: CVE-2021-23358 Upstream summary: It was discovered that Underscore incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary code. Table of contents Symptom […]

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How to Use Node.js and Github Webhooks to Keep Remote Projects in Sync — step-by-step Linux tutorial on Progressive Robot

How to Use Node.js and Github Webhooks to Keep Remote Projects in Sync

In this guide you will develop a Node.js server that listens for a GitHub webhook notification whenever you or someone else pushes code to GitHub. This script will automatically update a repository on a remote server with the most recent version of the code, eliminating the need to log in to a server to pull new commits.

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

Oracle Linux 8 — vim — vulnerability — patch and remediation guide (ELSA-2021-4517)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4517 Related CVEs: CVE-2021-3778 CVE-2021-3796 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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Linux、Nginx、MySQL、PHP(LEMP)スタックをUbuntu 20.04にインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Linux、Nginx、MySQL、PHP(LEMP)スタックをUbuntu 20.04にインストールする方法

LEMPソフトウェアスタックは、PHPで記述された動的WebページとWebアプリケーションの提供に使用できるソフトウェアのグループです。これは、Nginx(「 Engine-X」と発音)Webサーバーを備えたL inuxオペレーティングシステムを表す頭字語です。バックエンドデータはMySQLデータベースに保存されており、動的コンテンツはPHPが処理を行います。このガイドでは、Ubuntu 20.04サーバーにLEMPスタックをセットアップします。

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