How to Use the nohup Command in Linux
Learn how the nohup command in Linux lets you run processes in the background even after logging out. Includes examples, syntax, and common use cases.
Debian 11 — libxrender — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-1987 CVE-2016-7949 CVE-2016-7950 Upstream summary: Multiple integer overflows in X.org libXrender 0.9.7 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via […]
How To Use Nmap to Scan for Open Ports
Nmap is a great tool for discovering the network services and ports that your server is exposing to the network. In this guide, we will discuss some basic information about networking ports and how you can use nmap to find your weaknesses.
Debian 11 — ardour — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2007-4974 CVE-2010-3349 CVE-2020-22617 Upstream summary: Heap-based buffer overflow in the flac_buffer_copy function in libsndfile 1.0.17 and earlier might allow remote attackers to execute arbitrary code via a FLAC […]
How To Create Systemd Unit Files for Buildbot
Buildbot is a Python-based continuous integration system for automating software build, test, and release processes. In this tutorial, we’ll create systemd unit files so that the server’s init system can manage the Buildbot processes.
How to Configure IIS WebSockets on Windows Server 2022
How to Deploy ASP.NET Applications on Windows Server 2022 Windows Server 2022 with IIS is the standard hosting platform for both classic ASP.NET (Framework) applications and modern ASP.NET Core applications. The deployment process, application pool configuration, and hosting model differ significantly between the two. This guide covers both paths in detail — from deploying a […]
Hinzufügen und Löschen von Benutzern unter CentOS 8
Wenn Sie zum ersten Mal einen neuen Linux-Server einsetzen, ist das Hinzufügen und Entfernen von Benutzern oft eines der ersten Dinge, die Sie tun müssen. In diesem Leitfaden erfahren Sie, wie Sie auf einem CentOS 8-Server Benutzerkonten erstellen, sudo-Privilegien zuweisen…
Debian 11 — libapache2-mod-perl2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2007-1349 CVE-2009-0796 CVE-2011-2767 Upstream summary: PerlRun.pm in Apache mod_perl before 1.30, and RegistryCooker.pm in mod_perl 2.x, does not properly escape PATH_INFO before use in a regular expression, which […]
¿Cómo Instalar Linux, Nginx, MySQL, PHP (LEMP stack) in Ubuntu 16.04?
LEMP es un grupo de software que se puede utilizar para servir páginas web dinámicas y aplicaciones web. Este es un acrónimo que describe un sistema operativo Linux, con un servidor web Nginx. Los datos del backend se almacenan en la base de datos MySQL y el procesamiento…
Oracle Linux 9 — thunderbird — vulnerability — patch and remediation guide (ELSA-2022-5778)
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2022-5778 Related CVEs: CVE-2022-36318 CVE-2022-36319 CVE-2022-2505 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]
