Ubuntu 20.04

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5331-2 Related CVEs: CVE-2018-16301 CVE-2020-8037 Upstream summary: USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: […]

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Common Problems 117526

Ubuntu 20.04 Slow APT Downloads

🟡 Medium   ⏱ 5–30 min  Last verified: 3 January 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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Common Problems 117449

Ubuntu 20.04 slow boot due to long systemd startup

🟡 Medium   ⏱ 5–30 min  Last verified: 2 January 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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How To Install Webmin on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Webmin on Ubuntu 20.04

Webmin is a web-based control panel for any Linux machine which lets you manage your server through a modern web-based interface. With Webmin, you can change settings for common packages on the fly, including web servers and databases, as well as…

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How To Use the LAMP 1-Click Install on the cloud provider — step-by-step Linux tutorial on Progressive Robot

How To Use the LAMP 1-Click Install on the cloud provider

LAMP stack is a solution stack that employs a specific group of software to host web applications on a server. This term is an acronym which represents the Linux operating system with the Apache web server. The site data is stored in a MySQL database, and dynamic content is processed by PHP. This tutorial will guide you through spinning up a cloud servers with LAMP stack pre-installed, using the the cloud provider LAMP 1-Click App.

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Cómo instalar y usar Docker Compose en Ubuntu 20.04 — step-by-step Docker tutorial on Progressive Robot

Cómo instalar y usar Docker Compose en Ubuntu 20.04

Docker simplifica el proceso de administración de los procesos de las aplicaciones en contenedores. Aunque los contenedores son similares a las máquinas virtuales de cierta forma, son más ligeros y más sencillos en cuanto a recursos. Esto permite a los desarrolladores…

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Ubuntu 20.04 — elfutils — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — elfutils — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 December 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6322-1 Related CVEs: CVE-2018-16062 CVE-2018-16403 CVE-2018-18310 CVE-2018-18520 CVE-2018-18521 CVE-2019-7149 CVE-2019-7150 CVE-2019-7665  +2 more Upstream summary: It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated […]

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Common Problems 117579

Ubuntu 20.04 GRUB menu missing after update

🟡 Medium   ⏱ 5–30 min  Last verified: 30 December 2020 📖 ~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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