Oracle Linux 9

How to Configure FIPS 140-2 Mode on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure FIPS 140-2 Mode on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure FIPS 140-2 Mode 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 — Virtualization Issues — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Virtualization Issues (OL9-ISSUES-VIRTUALIZATION)

🟠 High   ⏱ 5–30 min  Last verified: 9 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug RELOL-ol9-issues-virtualization 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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Oracle Linux 9 — protobuf-c — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — protobuf-c — vulnerability — patch and remediation guide (ELSA-2023-6621)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6621 Related CVEs: CVE-2022-48468 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 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-12858)

🟠 High   ⏱ 15–60 min  Last verified: 9 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12858 Related CVEs: CVE-2023-20588 CVE-2023-22024 CVE-2023-42753 CVE-2023-6546 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 — dhcp security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — dhcp security and — enhancement update — new behaviour and fixes (ELSA-2022-8385)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8385 Related CVEs: CVE-2021-25220 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 Nginx Load Balancing on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Nginx Load Balancing on Oracle Linux 9

Introduction How to Set Up Nginx Load Balancing 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 […]

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Oracle Linux 9 — device-mapper-multipath — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — device-mapper-multipath — vulnerability — patch and remediation guide (ELSA-2022-8453)

🟠 High   ⏱ 15–60 min  Last verified: 8 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8453 Related CVEs: CVE-2022-3787 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 — doxygen — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — doxygen — vulnerability — patch and remediation guide (ELSA-2025-1329)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1329 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 […]

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

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2023-7507)

🟠 High   ⏱ 15–60 min  Last verified: 8 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7507 Related CVEs: CVE-2023-6205 CVE-2023-6212 CVE-2023-6208 CVE-2023-6209 CVE-2023-6206 CVE-2023-6204 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 9 — gvisor-tap-vsock — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gvisor-tap-vsock — security and stability fixes — required update (ELSA-2024-3830)

🟡 Medium   ⏱ 10–30 min  Last verified: 7 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3830 Related CVEs: CVE-2023-45290 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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