Linux

How To Run A Meteor App Securely With Sandstorm on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Run A Meteor App Securely With Sandstorm on Ubuntu 14.04

Meteor is a framework for JavaScript that allows web developers to write JavaScript code once and reuse it both client- and server-side. Sandstorm is an open source platform for personal servers, which means that it can be used to install many different apps on one server with a very easy to use interface. In this tutorial, you’ll see how to install the app and then create multiple app instances.

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Установка Python 3 и настройка среды программирования на сервере Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Установка Python 3 и настройка среды программирования на сервере Ubuntu 18.04

Python — гибкий и универсальный язык программирования, который можно использовать для разнообразных задач. Особенно полезен для создания скриптов, автоматизации, анализа данных, машинного обучения и разработки серверных компонентов приложений. Разработчики выпустили первую версию…

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How to Install GitLab CE on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install GitLab CE on RHEL 7

How to Install GitLab CE on RHEL 7 GitLab Community Edition is a complete DevOps platform that bundles source code management, issue tracking, CI/CD pipelines, container registry, and wiki functionality into a single self-hosted application. Installing GitLab CE on Red Hat Enterprise Linux 7 is straightforward using the official Omnibus package, which packages all dependencies […]

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Common Problems 121001

Debian 10 – initramfs BusyBox Drop on Boot – Root Filesystem Recovery

🔴 Critical   ⏱ 5–30 min  Last verified: 2 September 2020 Affected versions: Debian 10 📖 ~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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Common Problems 117511

Ubuntu 20.04 LTS – persistent high iowait caused by background apt jobs – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 2 September 2020 Affected versions: Ubuntu 20.04 LTS 📖 ~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 18.04 — spice-vdagent — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — spice-vdagent — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 September 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4617-1 Related CVEs: CVE-2020-25650 CVE-2020-25651 CVE-2020-25652 CVE-2020-25653 Upstream summary: Matthias Gerstner discovered that SPICE vdagent incorrectly handled the active_xfers hash table. A local attacker could possibly use this issue to […]

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Linux Permissions Basics and How to Use Umask on a VPS — step-by-step Linux tutorial on Progressive Robot

Linux Permissions Basics and How to Use Umask on a VPS

In this article, we will discuss how to read and manipulate Linux permissions. We will cover how to use the “umask” command to choose default permission settings, and the “chmod” command, which can change the permissions of files and directories.

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Ubuntu 20.04 — libmediainfo — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libmediainfo — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 September 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5237-1 Related CVEs: CVE-2020-15395 CVE-2020-26797 Upstream summary: It was discovered that MediaInfoLib incorrectly handled certain specially crafted files. An attacker could possibly use this issue to cause a denial of […]

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