Operations

Oracle Linux 8 — container-tools:4.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:4.0 — vulnerability — patch and remediation guide (ELSA-2024-12191)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12191 Related CVEs: CVE-2023-39326 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 111768

Windows Server 2022 — AD FS token issuance fails after certificate rollover mismatch — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 26 February 2023 Affected versions: Windows Server 2022 📖 ~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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Oracle Linux 9 — curl — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — curl — vulnerability — patch and remediation guide (ELSA-2023-6745)

🟠 High   ⏱ 15–60 min  Last verified: 26 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6745 Related CVEs: CVE-2023-38546 CVE-2023-38545 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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Gentoo Linux — dev-libs/expat — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/expat — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-24 Related CVEs: CVE-2021-45960 CVE-2021-46143 CVE-2022-22822 CVE-2022-22823 CVE-2022-22824 CVE-2022-22825 CVE-2022-22826 CVE-2022-22827  +9 more Upstream summary: Multiple vulnerabilities have been discovered in Expat. Please review the CVE identifiers referenced below for details. Table […]

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How to Configure IIS Compression on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure IIS Compression on Windows Server 2022

How to Configure a WCF Service on Windows Server 2022 Windows Communication Foundation (WCF) is the .NET Framework’s unified programming model for building service-oriented applications that communicate over a variety of protocols and transport mechanisms. While newer workloads often use ASP.NET Core Web API or gRPC, a large installed base of enterprise systems — financial […]

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Oracle Linux 9 — virt-v2v security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — virt-v2v security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-7968)

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7968 Related CVEs: CVE-2022-2211 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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FreeBSD 13 — node_exporter — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — node_exporter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: node_exporter — bypass security with cache poisoning Related CVEs: CVE-2022-46146 Upstream summary: Prometheus team reports: Prometheus and its exporters can be secured by a web.yml file that specifies usernames and […]

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Ubuntu 22.04 — sssd — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — sssd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6836-1 Related CVEs: CVE-2023-3758 Upstream summary: It was discovered that SSSD did not always correctly apply the GPO policy for authenticated users, contrary to expectations. This could result in improper […]

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