Linux

Amazon Linux 2 — libplist — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libplist — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2067 Related CVEs: CVE-2015-10082 Upstream summary: A vulnerability classified as problematic has been found in UIKit0 libplist 1.12. This affects the function plist_from_xml of the file src/xplist.c of the component […]

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Ubuntu 16.04 — kauth — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — kauth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 December 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6035-1 Related CVEs: CVE-2019-7443 Upstream summary: It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause […]

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Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide (ELSA-2025-4658)

🟡 Medium   ⏱ 10–30 min  Last verified: 23 December 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-4658 Related CVEs: CVE-2017-17095 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Getting Started with LXC on an Ubuntu 13.04 VPS — step-by-step Linux tutorial on Progressive Robot

Getting Started with LXC on an Ubuntu 13.04 VPS

LXC, or Linux Containers, is a system built upon a number of features included in modern Linux kernels that allows for creation and management of many virtualized Linux systems on a single parent host system. However, unlike some virtualization solutions, no hardware emulation is used and the container shares the kernel with the host, which makes LXC incredibly lightweight and easy to use.

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How to Configure Docker Logging Drivers on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Docker Logging Drivers on Debian 9

Introduction This guide explains how to Configure Docker Logging Drivers on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with the […]

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Common Problems 117897

Ubuntu 18.04 Boot Stuck at GRUB Prompt After Update

🟡 Medium   ⏱ 5–30 min  Last verified: 22 December 2019 📖 ~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 […]

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How to Set Up Capistrano Deployment on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Capistrano Deployment on Debian 9

Introduction Deploying set up capistrano deployment 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. Prerequisites Before you […]

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Common Problems 115082

RHEL 8 journalctl Logs Grow Unbounded and Consume Disk

🟡 Medium   ⏱ 5–30 min  Last verified: 22 December 2019 Affected versions: 8.4 8.5 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]

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openSUSE Tumbleweed — telepathy-gabble — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — telepathy-gabble — 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-SR:2011:007 (see also SUSE bugzilla) Related CVEs: CVE-2011-1000 CVE-2013-1431 Upstream summary: jingle-factory.c in Telepathy Gabble 0.11 before 0.11.7, 0.10 before 0.10.5, and 0.8 before 0.8.15 allows remote attackers to sniff audio and […]

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How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7 Nginx server blocks — the equivalent of Apache virtual hosts — allow a single Nginx instance to serve multiple websites on the same server by routing requests based on the domain name or IP address. This is one of the most common Nginx configurations […]

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