Jenkins is an open source automation server intended to automate repetitive technical tasks involved in the continuous integration and delivery of software. With a robust ecosystem of plugins and broad support, Jenkins can handle a diverse set of workloads to build, test, and…
🟡 Medium ⏱ 5–30 min Last verified: 6 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 […]
Nginx is one of the most popular web servers in the world and is responsible for hosting some of the largest and highest-traffic sites on the internet. It is more resource-friendly than Apache in most cases and can be used as a web server or a reverse proxy. In this guide,…
🟡 Medium ⏱ 10–30 min Last verified: 6 December 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4451-1 Related CVEs: CVE-2020-15704 CVE-2020-8597 CVE-2018-11574 Upstream summary: Thomas Chauchefoin working with Trend Micro´s Zero Day Initiative, discovered that ppp incorrectly handled module loading. A local attacker could use this […]
Jenkins is an open source automation server intended to automate repetitive technical tasks involved in the continuous integration and delivery of software. Jenkins is Java-based and can be installed from Ubuntu packages or by downloading and running its Web application ARchive…
🟡 Medium ⏱ 5–30 min Last verified: 5 December 2020 Affected versions: 18.04 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 & […]
🟡 Medium ⏱ 5–30 min Last verified: 5 December 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 […]
In this guide, we will show you four different ways of getting Node.js installed on an Ubuntu server: using apt to install the nodejs package from Ubuntu’s default software repository, using apt with an alternate PPA software repository to install specific versions of the nodejs package, installing the Node Version Manager and using it to install and manage multiple versions of Node.js, and installing Node.js from source
Learn how to install Git on Ubuntu step by step. This guide covers installation via apt, verifying Git, and configuring user settings for version control.
This tutorial will show you how to create a High Availability HAProxy load balancer setup on the cloud provider, with the support of a Floating IP and the Corosync/Pacemaker cluster stack. The HAProxy load balancers will each be configured to split traffic between two backend application servers. If the primary load balancer goes down, the Floating IP will be moved to the secondary load balancer automatically, allowing service to resume.
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