Linux

openSUSE Tumbleweed — ruby2.2-rubygem-extlib — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.2-rubygem-extlib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2013:0278-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-0156 Upstream summary: active_support/core_ext/hash/conversions.rb in Ruby on Rails before 2.3.15, 3.0.x before 3.0.19, 3.1.x before 3.1.10, and 3.2.x before 3.2.11 does not properly restrict casts […]

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How to Configure Nginx as a TCP/UDP Load Balancer on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on Debian 10 (ON-DEBIAN-10)

Introduction Deploying configure nginx as a tcp/udp load balancer on debian 10 on a Debian 10 Buster 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. […]

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Arch Linux — ffmpeg — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — ffmpeg — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201702-10 Related CVEs: CVE-2017-5025 CVE-2017-5024 CVE-2020-13904 CVE-2020-35964 CVE-2017-14225 CVE-2017-14223 CVE-2017-14222 CVE-2017-14171  +8 more Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 1:3.2.3-1. Fixed in: 1:3.2.4-1. Group: AVG-172. Table of […]

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How To Add Swap Space on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Add Swap Space on Debian 10

One of the easiest way of guarding against out-of-memory errors in applications is to add some swap space to your server. In this guide, we will cover how to add a swap file to a Debian 10 server. <$>[warning] Warning: Although swap is generally recommended for systems…

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.3-r3 📖 ~4 min read  •  Source: Alpine secdb entry — slock 1.3-r3 Related CVEs: CVE-2016-6866 Upstream summary: Alpine community repository for vedge ships slock 1.3-r3 which addresses CVE-2016-6866. Table of contents Symptom & Impact Environment […]

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Настройка аутентификации по паролю для Apache в Ubuntu 18.04 [Краткое руководство] — step-by-step Linux tutorial on Progressive Robot

Настройка аутентификации по паролю для Apache в Ubuntu 18.04 [Краткое руководство]

В этом обучающем руководстве мы познакомимся с защищенными паролем активами на веб-сервере Apache под управлением Ubuntu 18.04. После выполнения этих действий вы сможете обеспечить дополнительную безопасность для вашего сервера, чтобы неавторизованные пользователи не смогли…

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openSUSE Tumbleweed — nspluginwrapper — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — nspluginwrapper — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2011-2486 Upstream summary: nspluginwrapper before 1.4.4 does not properly provide access to NPNVprivateModeBool variable settings, which could prevent Firefox plugins from determining if they should […]

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Como configurar os hosts virtuais do Apache no Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Como configurar os hosts virtuais do Apache no Ubuntu 18.04

O servidor Web do Apache é um método popular para atender sites na Internet. Em 2019, as estimativas apontavam que o método atenderia 29% de todos os sites ativos, oferecendo robustez e flexibilidade aos desenvolvedores. Ao usar o Apache, um administrador pode configurar um…

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