October 2019 - Page 29 of 69

Ubuntu 18.04 — elfutils — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — elfutils — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6322-1 Related CVEs: CVE-2018-16062 CVE-2018-16403 CVE-2018-18310 CVE-2018-18520 CVE-2018-18521 CVE-2019-7149 CVE-2019-7150 CVE-2019-7665  +3 more Upstream summary: It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated […]

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From Containers to Kubernetes with Node.js eBook — step-by-step Docker tutorial on Progressive Robot

From Containers to Kubernetes with Node.js eBook

This book is designed to introduce you to using containers and Kubernetes for full-stack development. You’ll use Node.js to build a sample application and then containerize it. From there you will learn how to incorporate an external database and manage development using Docker Compose. After that you’ll learn how to deploy the application on Kubernetes and scale it using Helm.

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FreeBSD 12 — libXxf86dga — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libXxf86dga — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xorg — protocol handling issues in X Window System client libraries Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: freedesktop.org reports: Ilja van Sprundel, […]

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Rust Microservices: Is Choosing Rust Over Go a Bad Idea?

Rust Microservices: Is Choosing Rust Over Go a Bad Idea?

Rust microservices are rapidly becoming a preferred architecture choice for teams seeking high performance, strong memory safety, and predictable scalability in distributed systems. As modern applications demand lower latency, tighter resource control, and more secure execution patterns, Rust’s strict compiler guarantees and zero-cost abstractions make it an attractive alternative to traditional languages. While Go remains […]

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Building for Production: Web Applications — Overview — step-by-step Linux tutorial on Progressive Robot

Building for Production: Web Applications — Overview

This tutorial will demonstrate how to plan and set up a sample production application from start to finish. Hopefully, this will help you plan and implement your own production server environment, even if you are running a different application on a completely different technology stack. Because this tutorial covers many different system administration topics, it will often defer the detailed explanation to external supporting articles that provide supplemental information.

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Common Problems 115396

RHEL 7 yum Metadata Expired and Mirror Timeout Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 7 📖 ~2 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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Common Problems 115015

LVM Filesystem Full Despite Free Space in VG

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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FreeBSD 12 — iourbanterror — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — iourbanterror — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: id Tech 3 — remote code execution vulnerability Related CVEs: CVE-2017-6903 Upstream summary: The content auto-download of id Tech 3 can be used to deliver maliciously crafted content, that triggers […]

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Common Problems 114628

RHEL 9 emergency mode triggered by fstab mount errors

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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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