Ubuntu 20.04

Создание и настройка центра сертификации (ЦС) в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Создание и настройка центра сертификации (ЦС) в Ubuntu 20.04

Центр сертификации (ЦС) — это служба, отвечающая за выдачу цифровых сертификатов удостоверения личности в Интернете. Хотя публичные ЦС часто используются для подтверждения подлинности сайтов и других общедоступных служб, для…

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Cómo instalar y utilizar Ansible en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar y utilizar Ansible en Ubuntu 20.04

Los sistemas de administración de configuraciones están diseñados para simplificar el proceso de control de un gran número de servidores, para los administradores y los equipos de operaciones. Le permiten controlar muchos sistemas diferentes de forma automatizada desde una…

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How To Move an Nginx Web Root to a New Location on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Move an Nginx Web Root to a New Location on Ubuntu 20.04

On Ubuntu, by default, the Nginx web server stores its documents in `/var/www/html`, which is typically located on the root filesystem with the rest of the operating system. Sometimes, though, it’s helpful to move the document root to another location, such as a separate mounted filesystem.

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Como instalar e configurar o Nextcloud no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como instalar e configurar o Nextcloud no Ubuntu 20.04

Nextcloud, uma ramificação do ownCloud, é um servidor de compartilhamento de arquivos que permite que você armazene seu conteúdo pessoal, como documentos e fotos, em um local centralizado, bem parecido com o Dropbox. A diferença com o Nextcloud é que…

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Cómo instalar MySQL en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar MySQL en Ubuntu 20.04

Hazel Virdó escribió una versión anterior de este tutorial. MySQL es un sistema de administración de bases de datos de código abierto, que comúnmente se instala como parte de la popular…

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Ubuntu 20.04 — tigervnc — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — tigervnc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5965-1 Related CVEs: CVE-2020-26117 Upstream summary: It was discovered that TigerVNC mishandled TLS certificate exceptions. An attacker could use this vulnerability to impersonate any server after a client had added […]

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Установка дистрибутива Anaconda Python в Ubuntu 20.04 [Краткое руководство] — step-by-step Linux tutorial on Progressive Robot

Установка дистрибутива Anaconda Python в Ubuntu 20.04 [Краткое руководство]

Anaconda — диспетчер пакетов с открытым исходным кодом, диспетчер среды и дистрибутив языков программирования Python и R. В этом обучающем модуле мы установим версию Anaconda для Python 3 на сервере Ubuntu 20.04. Более детальный вариант настоящего руководства с подробным…

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Common Problems 117571

Ubuntu 20.04 LTS – Docker daemon fails after kernel update with cgroup issues – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 June 2021 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 20.04 — json-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — json-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4360-4 Related CVEs: CVE-2020-12762 https://launchpad.net/bugs/1878723 Upstream summary: USN-4360-1 fixed a vulnerability in json-c. The security fix introduced a memory leak that was reverted in USN-4360-2 and USN-4360-3. This update provides […]

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