Linux

Oracle Linux 8 — nodejs:14 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-0050)

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0050 Related CVEs: CVE-2021-44906 CVE-2022-0235 CVE-2022-3517 CVE-2022-43548 CVE-2022-24999 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Gentoo Linux — net-ftp/pure-ftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

• March 7, 2021
• Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-54 Related CVEs: CVE-2020-9274 CVE-2020-9365 Upstream summary: Multiple vulnerabilities have been discovered in Pure-FTPd. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction […]

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Ubuntu 16.04 Wi-Fi disconnects or fails to reconnect

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 7 March 2021 📖 ~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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Amazon Linux 2 — dcraw — vulnerability — patch and remediation guide

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2025-3017 Related CVEs: CVE-2021-3624 Upstream summary: There is an integer overflow vulnerability in dcraw. When the victim runs dcraw with a maliciously crafted X3F input image, arbitrary code may be […]

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How To Set Filesystem Quotas on Debian 9

• March 7, 2021
• Linux
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Quotas are used to limit the amount of disk space a user or group can use on a filesystem. Without such limits, a user could fill up the machine’s disk and cause problems for other users and services. In this tutorial we will install command line tools to create and inspect…

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9013)

• March 7, 2021
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 7 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9013 Related CVEs: CVE-2021-4155 CVE-2021-0920 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 Install Python 3 and Set Up a Programming Environment on Ubuntu 18.04 [Quickstart]

• March 7, 2021
• Linux
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Python is a flexible and versatile programming language, with strengths in scripting, automation, data analysis, machine learning, and back-end development. This quickstart tutorial will walk you through installing Python and setting up a programming environment on an Ubuntu 18.04 server.

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How To Install MariaDB on CentOS 7

• March 7, 2021
• Linux
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MariaDB is an open-source database management system, commonly installed as part of the popular LEMP stack.

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Arch Linux — jupyterlab — vulnerability — patch and remediation guide

• March 7, 2021
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202108-10 Related CVEs: CVE-2021-32797 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 3.1.2-1. Fixed in: 3.1.4-1. Group: AVG-2266. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Установка Git в Ubuntu 20.04

• March 7, 2021
• Linux
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Системы контроля версий, например Git, необходимы для передовых методов разработки программного обеспечения. Контроль версий помогает отслеживать изменения программного обеспечения на уровне исходного кода. Вы можете отслеживать изменения, возвращаться к предыдущим версиям и…

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