🟡 Medium ⏱ 10–30 min Last verified: 1 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-5742 Related CVEs: CVE-2023-22081 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Entropy is important, and haveged is an application that can provide your system with more of it.
Introduction Deploying set up horizontal pod autoscaling in kubernetes on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. […]
OpenLiteSpeed is an optimized open source web server that can be used to manage and serve sites. In this guide, we’ll demonstrate how to install and configure OpenLiteSpeed on an Ubuntu 18.04 server.
Nagios is a popular open-source monitoring system. It keeps an inventory of your servers and monitors them so you know your critical services are up and running. Using a monitoring system like Nagios is an essential tool for any production…
Relational database management systems are a key component of many web sites and applications. They provide a structured way to store, organize, and access information. PostgreSQL, or Postgres, is a relational database management system that provides an implementation…
Nextcloudは、ownCloudからフォークして誕生したもので、Dropboxのようにドキュメントや写真などの個人的なコンテンツを集中的に保存できるファイル共有サーバーです。このチュートリアルでは、Ubuntu 20.04サーバーで、Nextcloudインスタンスをインストールして設定します。
🟢 Low ⏱ 5–15 min Last verified: 31 October 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6281-1 Related CVEs: CVE-2020-13936 Upstream summary: Alvaro Munoz discovered that Velocity Engine incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]
🟡 Medium ⏱ 10–30 min Last verified: 31 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2019-3513 Related CVEs: CVE-2016-10739 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟠 High ⏱ 5–30 min Last verified: 31 October 2020 Affected versions: Ubuntu 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 […]
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