Logging Monitoring

Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide (ELSA-2023-2932)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2932 Related CVEs: CVE-2023-0286 CVE-2022-4450 CVE-2022-4304 CVE-2023-0215 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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Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-06 Related CVEs: CVE-2022-34612 CVE-2022-36039 CVE-2022-36040 CVE-2022-36041 CVE-2022-36042 CVE-2022-36043 CVE-2022-36044 Upstream summary: Multiple vulnerabilities have been discovered in Rizin. Please review the CVE identifiers referenced below for details. Table of contents Symptom […]

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Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide (ELSA-2022-5467)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5467 Related CVEs: CVE-2022-31626 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 8 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide (ELSA-2022-7585)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7585 Related CVEs: CVE-2022-1355 CVE-2022-0865 CVE-2022-0908 CVE-2022-0924 CVE-2022-22844 CVE-2022-0562 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Amazon Linux 2 — kernel-livepatch-4.14.355-280.679 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.355-280.679 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-275 Related CVEs: CVE-2023-53530 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() (CVE-2023-53530) Table of contents Symptom & Impact […]

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How to Configure Advanced Audit Policy on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Advanced Audit Policy on Windows Server 2022

How to Install NGINX on Windows Server 2022 NGINX has a native Windows port that runs as a standard Windows process. While NGINX on Windows has notable limitations compared to its Linux counterpart, it is a capable web server and reverse proxy for development environments, internal tooling, and scenarios where a lightweight HTTP server is […]

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Oracle Linux 9 — gmp security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gmp security and — enhancement update — new behaviour and fixes (ELSA-2023-6661)

🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6661 Related CVEs: CVE-2021-43618 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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Common Problems 117410

Ubuntu 20.04 LTS Netplan Apply Drops Network Connectivity

🟡 Medium   ⏱ 5–30 min  Last verified: 5 March 2023 📖 ~1 min read 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 Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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Common Problems 114405

RHEL 9: subscription-manager Repositories Not Enabled

🟡 Medium   ⏱ 5–30 min  Last verified: 5 March 2023 📖 ~1 min read 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 Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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Common Problems 113090

Windows Server 2016 — Time sync drifts because NTP peers are unreachable — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 5 March 2023 Affected versions: Windows Server 2016 📖 ~1 min read 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 Prevention & Hardening Related Errors […]

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