Introduction This tutorial covers How to Set Up Nginx Load Balancing on SLES 16 on SLES 16. SLES 16 (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 16 system is up to date: […]
Varnish Cache is a high-performance HTTP reverse proxy designed specifically for caching. Unlike Nginx FastCGI cache which caches PHP output files on disk, Varnish stores cached objects entirely in RAM and can serve tens of thousands of requests per second from memory. Varnish operates in front of your web server: it listens on port 80 […]
š” Medium ā± 10ā30 min Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) š ~4 min read ā¢ Source: Ubuntu Security Notice USN-7343-1 Related CVEs: CVE-2024-56201 CVE-2024-56326 CVE-2025-27516 CVE-2024-34064 Upstream summary: Rafal Krupinski discovered that Jinja2 did not properly restrict the execution of code in situations where templates are used maliciously. An […]
Introduction This tutorial covers How to Install Apache on SLES 16 on SLES 16. SLES 16 (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. Step 1 ā Install Apache zypper install -y apache2 Step 2 ā Enable […]
š¢ Low ā± 5ā15 min Last verified: 25 May 2026 Affected versions: SLES 16 š ~4 min read ā¢ Source: SUSE advisory SUSE-CU-2021:232-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-15854 CVE-2018-15855 CVE-2018-15856 CVE-2018-15857 CVE-2018-15858 CVE-2018-15862 CVE-2018-15864 Upstream summary: Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash […]
Nginx FastCGI caching stores the output of PHP-FPM (or any FastCGI backend) responses as files on disk and serves them directly without hitting PHP for subsequent requests. For a WordPress site or PHP application serving the same page to many users, this can reduce PHP execution from 200ms to under 1ms and cut server load […]
Introduction This tutorial covers How to Configure Kernel Parameters with sysctl on SLES 16 on SLES 16. SLES 16 (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 16 system is up to date: […]
š” Medium ā± 10ā30 min Last verified: 25 May 2026 Affected versions: SLES 16 š ~4 min read ā¢ Source: SUSE advisory openSUSE-SU-2025:0033-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-23050 Upstream summary: QLowEnergyController in Qt before 6.8.2 mishandles malformed Bluetooth ATT commands, leading to an out-of-bounds read (or division by zero). This is fixed […]
š High ā± 15ā60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 10 š ~4 min read ā¢ Source: ELSA advisory ELSA-2025-20480 Related CVEs: CVE-2012-3430 CVE-2015-6937 CVE-2016-5244 CVE-2018-12928 CVE-2018-5332 CVE-2018-5333 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
Introduction Setting up configure bridge networking on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Bridge Networking on Oracle Linux 10, with all the commands you need, the SELinux and firewalld considerations to keep in […]
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