How To Install and Setup ownCloud on Arch Linux
This tutorial runs through how to install and setup ownCloud on Arch Linux.
An Introduction to Useful Bash Aliases and Functions
The more time you spend on the Linux command line, the more you will begin to realize that you tend to use the same commands, parameters, and sequences repeatedly. Luckily, bash allows you to create aliases and and bash functions to help reduce typing and accomplish complex, repeated tasks quickly and efficiently. In this guide, we’ll discuss the general syntax and go over some helpful examples.
Oracle Linux 8 — maven:3.5 — vulnerability — patch and remediation guide (ELSA-2022-1861)
🟡 Medium ⏱ 10–30 min Last verified: 5 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1861 Related CVEs: CVE-2020-13956 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Ubuntu 18.04 Snap applications fail to launch
🟡 Medium ⏱ 5–30 min Last verified: 4 February 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 […]
openSUSE Tumbleweed — spice-vdagent — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2018:0372-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-15108 CVE-2020-25650 Upstream summary: spice-vdagent up to and including 0.17.0 does not properly escape save directory before passing to shell, allowing local attacker with access […]
How to Configure File System Quotas on Debian 10
Introduction This guide explains how to Configure File System Quotas on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the […]
openSUSE Tumbleweed — links — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2017-11114 Upstream summary: The put_chars function in html_r.c in Twibright Links 2.14 allows remote attackers to cause a denial of service (buffer over-read) via a […]
How To Install and Configure Zabbix to Securely Monitor Remote Servers on CentOS 7
Zabbix is open-source monitoring software for networks and applications. In this tutorial, you will configure a Zabbix-based monitoring system on two CentOS 7 machines. One will be configured as the server, and the other as a client that you’ll monitor. The server will use a MySQL database to record monitoring data and use Apache to serve the web interface.
openSUSE Tumbleweed — ed25519-java — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2025:14892-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-36843 Upstream summary: The implementation of EdDSA in EdDSA-Java (aka ed25519-java) through 0.3.0 exhibits signature malleability and does not satisfy the SUF-CMA (Strong Existential Unforgeability […]
openSUSE Tumbleweed — kubernetes-etcd — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2020:0554-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1002105 CVE-2017-1002101 CVE-2019-11247 CVE-2019-11249 CVE-2019-11253 Upstream summary: In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade […]
