January 2020 - Page 26 of 69

How to Configure HAST High-Availability Storage on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure HAST High-Availability Storage on FreeBSD 12

Introduction How to Configure HAST High-Availability Storage on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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FreeBSD 12 — ghostscript9-agpl-x — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ghostscript9-agpl-x — multiple vulnerabilities (11 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: Ghostscript — Security bypass vulnerabilities Related CVEs: CVE-2015-3228 CVE-2018-15908 CVE-2018-15909 CVE-2018-15910 CVE-2018-15911 CVE-2019-14811 CVE-2019-14812 CVE-2019-14813  +3 more Upstream summary: Cedric Buissart (Red Hat) reports: A flaw was found in, ghostscript […]

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Debian 10 — condor — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — condor — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-18823 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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How To Make Your Vue.js Application DRY with Slots, Mixins, and Composition API — step-by-step Javascript tutorial on Progressive Robot

How To Make Your Vue.js Application DRY with Slots, Mixins, and Composition API

DRY is a programming strategy that stands for “Don’t Repeat Yourself”. It encourages code re-usability through modular architecture. Vue.js includes several strategies to modularize and re-use repeated snippets of code. In this tutorial, you will try out layout components with slots, mixins, and the new Composition API to implement the DRY strategy in an example app.

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Ubuntu 18.04 — libvncserver — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libvncserver — multiple vulnerabilities (20 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-4636-1 Related CVEs: CVE-2020-25708 CVE-2019-20839 CVE-2019-20840 CVE-2020-14396 CVE-2020-14397 CVE-2020-14398 CVE-2020-14399 CVE-2020-14400  +12 more Upstream summary: It was discovered that LibVNCServer incorrectly handled certain internals. An attacker could possibly use this […]

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How To Install Node.js on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Node.js on Ubuntu 18.04

Node.js is a JavaScript platform for general-purpose programming that allows users to build network applications quickly. In this guide, we’ll show you how to get started with Node.js on an Ubuntu 18.04 server.

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How to Encrypt Disk Partitions with LUKS on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Encrypt Disk Partitions with LUKS on Debian 10

Introduction This guide explains how to Encrypt Disk Partitions with LUKS 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 […]

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SLES 12 — wicked — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — wicked — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2020:800-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-18902 CVE-2019-18903 CVE-2020-7216 CVE-2020-7217 Upstream summary: A Use After Free vulnerability in wicked of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15; openSUSE […]

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