Linux

Alpine Linux edge — libfastjson — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libfastjson — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.2304.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libfastjson 1.2304.0-r0 Related CVEs: CVE-2020-12762 Upstream summary: Alpine main repository for vedge ships libfastjson 1.2304.0-r0 which addresses CVE-2020-12762. Table of contents Symptom & Impact Environment […]

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Как установить Linux, Apache, MySQL, PHP (LAMP) в Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Как установить Linux, Apache, MySQL, PHP (LAMP) в Ubuntu 18.04

Предыдущая версия руководства была написана Бреннаном Бернсом. Стек LAMP – это набор программного обеспечения с открытым исходным кодом, которой обычно устанавливается на сервер для отображения динамических веб-сайтов и…

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openSUSE Tumbleweed — taglib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — taglib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2017-12678 CVE-2012-2396 CVE-2018-11439 Upstream summary: In TagLib 1.11.1, the rebuildAggregateFrames function in id3v2framefactory.cpp has a pointer to cast vulnerability, which allows remote attackers to cause […]

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How To Monitor BGP Announcements and Routes Using BGPalerter on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Monitor BGP Announcements and Routes Using BGPalerter on Ubuntu 18.04

BGPalerter is an open-source BGP network monitoring tool that can provide real-time alerts on BGP activity, including route visibility and new route announcements, as well as potentially nefarious activity such as route hijacks or route leaks. In this tutorial, you will learn how to install and configure BGPalerter to monitor your important networks for potentially suspicious activity.

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How to Install Nginx on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How to Install Nginx on Debian 10 (ON-DEBIAN-10)

Nginx is one of the most popular web servers in the world and responsible for hosting some of the largest and highest-traffic sites on the internet. It is more resource-friendly than Apache in most cases and can be used as a web server or reverse proxy.

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How to Configure OSPF with Quagga on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OSPF with Quagga on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure ospf with quagga on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and […]

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

Oracle Linux 8 — dovecot — vulnerability — patch and remediation guide (ELSA-2020-4763)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4763 Related CVEs: CVE-2020-10958 CVE-2020-10967 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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openSUSE Tumbleweed — perl-Module-Signature — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-Module-Signature — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2015-3406 CVE-2015-3407 CVE-2015-3408 CVE-2015-3409 CVE-2013-2145 Upstream summary: The PGP signature parsing in Module::Signature before 0.74 allows remote attackers to cause the unsigned portion of a […]

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How To Install ISPConfig3 on an Ubuntu 14.04 Server — step-by-step Linux tutorial on Progressive Robot

How To Install ISPConfig3 on an Ubuntu 14.04 Server

ISPConfig3 is a control panel that can be used to manage accounts, domains, email addresses and more. It is often used to help administers configure server shares for users. In this guide, we’ll cover how to install it on an Ubuntu 14.04 server.

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