Oracle Linux 9

Oracle Linux 9 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-0077)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0077 Related CVEs: CVE-2023-21538 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Set Up Two-Factor Authentication with Google Authenticator on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Two-Factor Authentication with Google Authenticator on Oracle Linux 9

Introduction This tutorial demonstrates how to Set Up Two-Factor Authentication with Google Authenticator on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 […]

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Oracle Linux 9 — Systems With Btrfs Fail to Boot in FIPS Mode — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Systems With Btrfs Fail to Boot in FIPS Mode

🟠 High   ⏱ 5–30 min  Last verified: 25 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug 36028061 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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How to Use Skopeo for Container Images on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Use Skopeo for Container Images on Oracle Linux 9

Introduction Setting up use skopeo for container images 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 Use Skopeo for Container Images on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]

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How to Install Kubernetes with kubeadm on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install Kubernetes with kubeadm on Oracle Linux 9

Introduction This tutorial demonstrates how to Install Kubernetes with kubeadm on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system with the […]

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Oracle Linux 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-1659)

🟡 Medium   ⏱ 10–30 min  Last verified: 24 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1659 Related CVEs: CVE-2023-52490 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings (XK2-XB5-CWB) (Relol)

🟠 High   ⏱ 5–30 min  Last verified: 23 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug RELOL-topic_xk2_xb5_cwb Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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How to Set Up a Kubernetes Dashboard on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up a Kubernetes Dashboard on Oracle Linux 9

Introduction This tutorial demonstrates how to Set Up a Kubernetes Dashboard on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system with […]

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Oracle Linux 9 — nodejs — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs — vulnerability — patch and remediation guide (ELSA-2023-3586)

🟠 High   ⏱ 15–60 min  Last verified: 23 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3586 Related CVEs: CVE-2023-31124 CVE-2023-32067 CVE-2023-31147 CVE-2023-31130 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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Oracle Linux 9 — java-1.8.0-openjdk security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-1.8.0-openjdk security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-5709)

🟠 High   ⏱ 15–60 min  Last verified: 22 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5709 Related CVEs: CVE-2022-21541 CVE-2022-21540 CVE-2022-34169 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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