Security Hardening

How to Install MySQL 8 on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Install MySQL 8 on SLES 16

Introduction This tutorial covers How to Install MySQL 8 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 — Install MySQL zypper install -y mysql-server Step 2 — […]

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SLES 16 — indent — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — indent — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3432-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-40305 CVE-2024-0911 Upstream summary: GNU indent 2.2.13 has a heap-based buffer overflow in search_brace in indent.c via a crafted file. Table of contents Symptom & […]

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openSUSE Leap 15.6 — zvbi — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — zvbi — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14891-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-2176 CVE-2025-2177 CVE-2025-2173 CVE-2025-2174 CVE-2025-2175 Upstream summary: A vulnerability classified as critical has been found in libzvbi up to 0.2.43. This affects the function […]

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How to Configure a Virtual Host in Apache on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure a Virtual Host in Apache on SLES 16

Introduction This tutorial covers How to Configure a Virtual Host in 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. Prerequisites Ensure your SLES 16 system is up to […]

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SLES 16 — libquicktime0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libquicktime0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:0610-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-2399 CVE-2017-9122 CVE-2017-9123 CVE-2017-9124 CVE-2017-9125 CVE-2017-9126 CVE-2017-9127 CVE-2017-9128 Upstream summary: Integer overflow in the quicktime_read_pascal function in libquicktime 1.2.4 and earlier allows remote attackers to […]

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Oracle Linux 10 — java-21-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — java-21-openjdk — vulnerability — patch and remediation guide (ELSA-2025-10873)

🟠 High   ⏱ 15–60 min  Last verified: 14 November 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-10873 Related CVEs: CVE-2025-30749 CVE-2025-30754 CVE-2025-50059 CVE-2025-50106 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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How to Configure Network Bonding on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure Network Bonding on SLES 16

Introduction This tutorial covers How to Configure Network Bonding 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: zypper refresh […]

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How to Perform a CIS Benchmark Audit on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Perform a CIS Benchmark Audit on Oracle Linux 10

Introduction How to Perform a CIS Benchmark Audit on Oracle Linux 10 on Oracle Linux 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]

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Oracle Linux 9 — python3.11 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.11 — vulnerability — patch and remediation guide (ELSA-2025-10148)

🟠 High   ⏱ 15–60 min  Last verified: 14 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-10148 Related CVEs: CVE-2025-4330 CVE-2025-4138 CVE-2025-4435 CVE-2024-12718 CVE-2025-4517 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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How to Install OpenLiteSpeed on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install OpenLiteSpeed on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying install openlitespeed on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install OpenLiteSpeed on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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