Operations

Alpine Linux edge — webkit2gtk-6.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

• April 19, 2023
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.36.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — webkit2gtk-6.0 2.36.5-r0 Related CVEs: CVE-2022-2294 CVE-2022-32792 CVE-2022-32816 CVE-2022-22677 CVE-2022-22710 Upstream summary: Alpine community repository for vedge ships webkit2gtk-6.0 2.36.5-r0 which addresses CVE-2022-2294. Table of contents […]

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Windows Server 2022 — Hyper-V GPU partitioning or DDA assignment fails on host — Fix & Prevention

• April 19, 2023
• Tutorials
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🟠 High   ⏱ 5–30 min  Last verified: 19 April 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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How to Profile CPU with tprof on IBM AIX 7.1

• April 19, 2023
• IBM AIX
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Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to profile cpu with tprof on ibm aix 7.1 on […]

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Ubuntu 20.04 — filezilla — vulnerability — patch and remediation guide

• April 19, 2023
• Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 19 April 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6589-1 Related CVEs: CVE-2023-48795 Upstream summary: Fabian Baeumer, Marcus Brinkmann and Joerg Schwenk discovered that the SSH protocol used in FileZilla is prone to a prefix truncation attack, known as […]

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How to Configure DHCP Policies on Windows Server 2022

• April 19, 2023
• Tutorials
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How to Install MongoDB on Windows Server 2022 MongoDB is a leading NoSQL document database that stores data in flexible, JSON-like BSON documents. Installing MongoDB Community Server on Windows Server 2022 and configuring it properly for production involves several steps: running the MSI installer, configuring the mongod.cfg file, enabling authentication, creating administrative users, and establishing […]

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Amazon Linux 2 — cyrus-sasl — vulnerability — patch and remediation guide

• April 19, 2023
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1758 Related CVEs: CVE-2022-24407 Upstream summary: A flaw was found in the SQL plugin shipped with Cyrus SASL. Failure to properly escape the SQL input allows a remote attacker to […]

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Oracle Linux 9 — libxml2 — vulnerability — patch and remediation guide (ELSA-2025-1350)

• April 19, 2023
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1350 Related CVEs: CVE-2022-49043 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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Windows Server 2016 — KB5022845 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

• April 19, 2023
• Windows Server
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5022845 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799  +12 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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IBM AIX 7.3 — CVE-2022-22454 — vulnerability — patch and remediation guide

• April 19, 2023
• Tutorials
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🟠 High   ⏱ 30–90 min  Last verified: 19 April 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2022-22454, IBM Support Bulletin CVE: CVE-2022-22454 NVD summary: IBM InfoSphere Information Server 11.7 could allow a locally authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. […]

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Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-7318)

• April 18, 2023
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 18 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7318 Related CVEs: CVE-2022-2585 CVE-2022-30594 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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