🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2022-39209 Upstream summary: cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. In versions prior to 0.29.0.gfm.6 a polynomial time complexity […]
Introduction Deploying configure tcp wrappers on debian 9 on a Debian 9 Stretch 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. Prerequisites Ensure Debian 9 […]
Virtual Network Computing, or VNC, is a connection system that allows you to use your keyboard and mouse to interact with a graphical desktop environment on a remote server. In this guide, you’ll set up a VNC server on an Ubuntu 22.04 server and connect to it securely through an SSH tunnel.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5547-1 Related CVEs: CVE-2022-31607 CVE-2022-31608 CVE-2022-31615 Upstream summary: Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-9651 Related CVEs: CVE-2022-21549 CVE-2022-34169 CVE-2022-21541 CVE-2022-25647 CVE-2022-21540 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: redis — Bug in XACKDEL may lead to stack overflow and potential RCE Related CVEs: CVE-2011-4815 CVE-2011-4838 CVE-2011-5036 CVE-2011-5037 CVE-2013-7458 CVE-2015-4335 CVE-2021-21309 CVE-2021-29477 +12 more Upstream summary: Google Big Sleep […]
Lorsque vous commencez à utiliser un nouveau serveur Linux, ajouter et supprimer des utilisateurs est souvent l’une des premières choses que vous devez faire. Dans ce guide, nous allons découvrir comment créer des comptes d’utilisateur, affecter des privilèges sudo et…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: MySQL Server — Multiple vulerabilities Related CVEs: CVE-2015-3194 CVE-2016-0639 CVE-2016-0640 CVE-2016-0641 CVE-2016-0642 CVE-2016-0643 CVE-2016-0644 CVE-2016-0646 +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 45 new security patches […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: flash — multiple vulnerabilities Related CVEs: CVE-2014-0547 CVE-2014-0548 CVE-2014-0549 CVE-2014-0550 CVE-2014-0551 CVE-2014-0552 CVE-2014-0553 CVE-2014-0554 +12 more Upstream summary: Adobe reports: These updates resolve type confusion vulnerabilities that could lead to […]
Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up install checkmk on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and the resulting […]
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