ubuntu

Common Problems 118396

Ubuntu 16.04 LTS – apt update fails because dpkg lock is held

🟠 High   ⏱ 5–30 min  Last verified: 13 October 2019 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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 […]

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How To Use MySQL with Your Ruby on Rails Application on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Use MySQL with Your Ruby on Rails Application on Ubuntu 14.04

Ruby on Rails uses sqlite3 as its default database, which works great in many cases, but may not be sufficient for your application. If your application requires the scalability, centralization, and control (or any other feature) that a client/server SQL database, this tutorial will show you how to do just that, with MySQL, on Ubuntu 14.04.

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Ubuntu 18.04 — python-ecdsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-ecdsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 October 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4196-1 Related CVEs: CVE-2019-14853 CVE-2019-14859 Upstream summary: It was discovered that python-ecdsa incorrectly handled certain signatures. A remote attacker could possibly use this issue to cause python-ecdsa to generate unexpected […]

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How To Install Ruby 2.1.0 And Sinatra On Ubuntu 13 With RVM — step-by-step Linux tutorial on Progressive Robot

How To Install Ruby 2.1.0 And Sinatra On Ubuntu 13 With RVM

In this the cloud provider article, we are going to learn how to install the latest available version of the official Ruby interpreter (2.1.0) on a Ubuntu 13 droplet along with Sinatra web-application development library. Afterwards, we will create a sample project and continue with real-world deployments.

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Ubuntu 14.04 — libgcrypt11 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libgcrypt11 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 October 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4236-3 Related CVEs: CVE-2019-13627 CVE-2018-0495 CVE-2017-7526 CVE-2017-9526 CVE-2016-6313 CVE-2015-7511 CVE-2014-3591 CVE-2015-0837  +1 more Upstream summary: USN-4236-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding update for Ubuntu 12.04 […]

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Ubuntu 18.04 — gnome-shell — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — gnome-shell — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 October 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3966-1 Related CVEs: CVE-2019-3820 Upstream summary: It was discovered that the GNOME Shell incorrectly handled certain keyboard inputs. An attacker could possibly use this issue to invoke keyboard shortcuts, and […]

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Configuração Inicial de servidor com Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Configuração Inicial de servidor com Ubuntu 16.04

Quando você cria inicialmente um novo servidor Ubuntu 16.04, existem alguns passos de configuração que você deve tomar no início como parte da configuração básica. Isto aumentará a segurança e a usabilidade do seu servidor e dará uma sólida fundação para as ações…

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Common Problems 118461

Ubuntu 16.04 LTS – /boot partition full blocks kernel upgrades – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 October 2019 Affected versions: Ubuntu 16.04 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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How To Install WordPress with OpenLiteSpeed on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install WordPress with OpenLiteSpeed on Ubuntu 14.04

WordPress is currently the most popular content management system (CMS) in the world. It allows you to easily set up flexible blogs and websites on top of a database backend, using PHP to execute scripts and process dynamic content. WordPress has a large online community for…

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