Introduction How to Configure a Firewall with nftables on Oracle Linux 9 on Oracle Linux 9 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 […]
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying configure automatic security updates on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Automatic Security Updates on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
🟡 Medium ⏱ 10–30 min Last verified: 24 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2022-6043 Related CVEs: CVE-2022-34716 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up openvswitch on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up OpenVSwitch on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]
🟡 Medium ⏱ 10–30 min Last verified: 23 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-7765 Related CVEs: CVE-2023-39318 CVE-2023-39321 CVE-2023-39322 CVE-2023-29409 CVE-2023-39319 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]
🟡 Medium ⏱ 10–30 min Last verified: 23 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2024-2184 Related CVEs: CVE-2022-33065 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 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2024-0464 Related CVEs: CVE-2023-45803 CVE-2023-43804 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
🟡 Medium ⏱ 10–30 min Last verified: 22 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2025-1300 Related CVEs: CVE-2020-11023 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction Setting up perform a cis benchmark audit on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Perform a CIS Benchmark Audit on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]
🟡 Medium ⏱ 10–30 min Last verified: 21 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-6385 Related CVEs: CVE-2023-26769 CVE-2023-26767 CVE-2023-26768 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]
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