March 2021 - Page 47 of 63

Ubuntu 16.04 — libimage-exiftool-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libimage-exiftool-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4987-2 Related CVEs: CVE-2021-22204 Upstream summary: USN-4987-1 fixed a vulnerability in ExifTool. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that ExifTool […]

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Ubuntu 20.04にNode.jsをインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04にNode.jsをインストールする方法

このガイドでは、Ubuntu 20.04サーバーにNode.jsをインストールする3種類の方法を示します。 ひとつは、Ubuntuのデフォルトのソフトウェアリポジトリからaptを使用してnodejsパッケージをインストールする方法、次に、代替PPAソフトウェアリポジトリからaptを使用して指定したバージョンのnodejsパッケージをインストールする方法、最後に、Nodeバージョンマネージャーをインストールし、これを使って複数のバージョンのnodejsをインストール・管理する方法について説明します。

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SLES 12 — gssproxy — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — gssproxy — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 March 2021 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:1029-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-12658 Upstream summary: gssproxy (aka gss-proxy) before 0.8.3 does not unlock cond_mutex before pthread exit in gp_worker_main() in gp_workers.c. NOTE: An upstream comment states "We […]

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How To Create a Minecraft Server on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Create a Minecraft Server on Ubuntu 18.04

Minecraft is a popular sandbox video game. As of late 2019, it was the second best-selling video game of all time. In this tutorial, you will create your own Minecraft server so that you and your friends can play together. Specifically, you will install the necessary software packages to run Minecraft, configure the server to run, and then deploy the game.

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How to Create a Blog with Hexo On Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How to Create a Blog with Hexo On Ubuntu 14.04

Hexo is a static blogging framework built on Node.js which allows you to publish Markdown documents in the form of blog posts. All of the software in Hexo is modular, so you can install and set up exactly what you need. This tutorial will set up Hexo with deployment supported by GitHub and Nginx.

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How to Configure Networking with /etc/network/interfaces on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Networking with /etc/network/interfaces on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure networking with /etc/network/interfaces on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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Oracle Linux 8 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — security and stability fixes — required update (ELSA-2020-3218)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-3218 Related CVEs: CVE-2019-20908 CVE-2020-15780 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 121619

Debian 9 Kernel Upgrade Leaves Old Kernels Unmanaged

🟢 Low   ⏱ 5–30 min  Last verified: 8 March 2021 Affected versions: Debian 9 📖 ~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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