Introduction This tutorial covers How to Set Up OpenVSwitch on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: zypper refresh […]
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure the aix firewall with ipfilter on ibm aix […]
🟢 Low ⏱ 5–15 min Last verified: 22 June 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4429-1 Related CVEs: CVE-2020-14928 Upstream summary: It was discovered that Evolution Data Server incorrectly handled STARTTLS when using SMTP and POP3. A remote attacker could possibly use this issue to […]
Introduction Deploying apply cis benchmark hardening to 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 You will […]
🟠 High ⏱ 15–60 min Last verified: 22 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-0274 Related CVEs: CVE-2020-6851 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202006-10 Upstream summary: Multiple vulnerabilities have been discovered in GNU Readline. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
🟡 Medium ⏱ 10–30 min Last verified: 22 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1810 Related CVEs: CVE-2020-19131 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 10–30 min Last verified: 22 June 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-13917 CVE-2019-15846 CVE-2019-16928 CVE-2020-12783 CVE-2020-28007 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: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201902-5 Related CVEs: CVE-2018-8800 CVE-2018-8799 CVE-2018-8798 CVE-2018-8797 CVE-2018-8796 CVE-2018-8795 CVE-2018-8794 CVE-2018-8793 +11 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 1.8.3-1. Fixed in: 1.8.4-1. Group: AVG-871. Table of contents […]
Introduction How to Install Rancher on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. This tutorial […]
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