How To Setup DNS Slave Auto Configuration Using Virtualmin/Webmin on Ubuntu
This tutorial will show you how to install Virtualmin/Webmin on an Ubuntu cloud server and how to setup a DNS Master and a DNS Slave server.
How To Configure Jenkins with SSL Using an Nginx Reverse Proxy on Ubuntu 22.04
In this tutorial, you will configure Nginx as a reverse proxy with Let’s Encrypt for TLS encryption to securely direct client requests to Jenkins.
Ubuntu 22.04 — ldns — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 19 October 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5257-2 Related CVEs: CVE-2020-19860 CVE-2020-19861 Upstream summary: USN-5257-1 fixed several vulnerabilities in ldns. This update provides the corresponding update for Ubuntu 20.04 ESM and Ubuntu 22.04 ESM. Original advisory details: […]
A Straightforward Guide On Installing Web-Facing Applications on a VPS
Installing web-facing programs often involves following the same basic set of steps. This involves installing and configuring a web stack (often LAMP), uploading the application’s files to the web root, and configuring the appropriate values. In this guide, we will introduce you to this basic practice by installing a forum software called MyBB.
How To Run a Meilisearch Frontend Using InstantSearch on Ubuntu 22.04
Meilisearch is an open source, standalone search engine written in the highly performant Rust programming language. Compared with other popular search engines, Meilisearch is focused on keeping deployment straightforward– it provides features like fuzzy matching and schema-less indexing out of the box, and is managed by a single command-line binary. It includes its own web frontend for demo purposes, and can be integrated with the InstantSearch javascript library for more complex web deployment.
How To Configure BIND as a Private Network DNS Server on Ubuntu 16.04
An important part of managing server configuration and infrastructure includes maintaining an easy way to look up network interfaces and IP addresses by name, by setting up a proper Domain Name System (DNS). Using fully qualified domain names (FQDNs), instead of IP addresses,…
How to Set Up Dante Proxy for Private Connections on Ubuntu 22.04
Proxy servers are a useful way of caching or obfuscating web traffic. This means that web requests can be served from different inbound or outbound addresses than they appear to be, by offloading the connection to intermediaries. For regular end users, this usually means allowing you to make web requests from a different IP address than your own. In this tutorial, you will be installing and configuring Squid to support a number of popular proxy protocols on a Ubuntu 22.04 server.
Ubuntu 20.04 — python-oslo.utils — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 October 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5369-1 Related CVEs: CVE-2022-0718 Upstream summary: It was discovered that oslo.utils incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. Table of contents Symptom […]
Ubuntu 22.04 — nvidia-graphics-drivers-515 — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 17 October 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5547-1 Related CVEs: CVE-2022-31607 CVE-2022-31608 CVE-2022-31615 Upstream summary: Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use […]
Ubuntu 22.04 LTS Boot Fails Due to Invalid fstab UUID
🟡 Medium ⏱ 5–30 min Last verified: 15 October 2022 📖 ~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 […]
