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How to Configure Redis Cluster on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Redis Cluster on SLES 12

Introduction This tutorial covers How to Configure Redis Cluster on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh […]

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FreeBSD 13 — ImageMagick6-nox — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ImageMagick6-nox — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ImageMagick6 — multiple vulnerabilities Related CVEs: CVE-2019-10131 CVE-2019-10649 CVE-2019-10650 CVE-2019-10714 CVE-2019-11470 CVE-2019-11472 CVE-2019-11597 CVE-2019-11598  +9 more Upstream summary: CVE reports: Several vulnerabilities have been discovered in ImageMagick: CVE-2021-20309: A flaw […]

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FreeBSD 13 — lynx-ssl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — lynx-ssl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: lynx — remote buffer overflow Related CVEs: CVE-2005-3120 Upstream summary: Ulf Härnhammar reports: When Lynx connects to an NNTP server to fetch information about the available articles in a newsgroup, […]

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How To Create and Serve WebP Images to Speed Up Your Website — step-by-step Linux tutorial on Progressive Robot

How To Create and Serve WebP Images to Speed Up Your Website

WebP is an open image format developed by Google in 2010 based on the VP8 video format that supports both lossy and lossless image compression. In this tutorial, you will use the command-line tool `cwebp` to convert images to WebP format, creating scripts that will watch and convert images in a specific directory. Finally, you’ll explore two ways to serve WebP images to your visitors.

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Ubuntu 14.04 — httpcomponents-client — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — httpcomponents-client — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 June 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5239-1 Related CVEs: CVE-2020-13956 Upstream summary: It was discovered that HttpClient mishandled certain input. An attacker could use this vulnerability to cause a crash or possibly execute arbitrary code. Table […]

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How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13

Introduction This guide explains how to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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How to Bundle a Web App with Parcel.js — step-by-step DevOps tutorial on Progressive Robot

How to Bundle a Web App with Parcel.js

[Parcel.js](https://parceljs.org/) is an open source bundler. It supports many popular languages like Typescript and SASS, and can also handle file types like images and fonts by default. Like some other bundlers, it comes with a few extra tools: a development server, diagnostics, minification, and even image compression. If your project requires additional configurations, you have the option to use Parcel’s many plugins.

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