Package Management

FreeBSD 12 — py38-ipython — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-ipython — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ipython — Execution with Unnecessary Privileges Related CVEs: CVE-2022-21699 Upstream summary: IPython project reports: IPython 8.0.1, 7.31.1 and 5.11 are security releases that change some default values in order to […]

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Alpine Linux edge — lighthouse — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — lighthouse — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 8.1.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — lighthouse 8.1.2-r0 Related CVEs: GHSA-vxx9-2994-q338 GHSA-gc42-3jg7-rxr2 GHSA-6xvm-j4wr-6v98 GHSA-4w32-2493-32g7 CVE-2022-0778 Upstream summary: Alpine community repository for vedge ships lighthouse 8.1.2-r0 which addresses GHSA-vxx9-2994-q338. Table of contents […]

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How to Deploy Applications in FreeBSD Jails on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Deploy Applications in FreeBSD Jails on FreeBSD 12

Introduction Deploying deploy applications in freebsd jails on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the […]

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Oracle Linux 9 — python-wheel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python-wheel — vulnerability — patch and remediation guide (ELSA-2023-6712)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6712 Related CVEs: CVE-2022-40898 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 — open-vm-tools — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — open-vm-tools — vulnerability — patch and remediation guide (ELSA-2023-7265)

🟠 High   ⏱ 15–60 min  Last verified: 10 April 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7265 Related CVEs: CVE-2023-34058 CVE-2023-34059 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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Windows Server 2019 — KB5031408 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5031408 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5031408 • MSRC update-guide entry Related CVEs: CVE-2023-35349 CVE-2023-41765 CVE-2023-41770 CVE-2023-41768 CVE-2023-41767 CVE-2023-41771 CVE-2023-41769 CVE-2023-41773  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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

Oracle Linux 8 — expat — vulnerability — patch and remediation guide (ELSA-2024-1615)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1615 Related CVEs: CVE-2023-52425 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 Perform Disaster Recovery Testing on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Perform Disaster Recovery Testing on Windows Server 2022

Why Disaster Recovery Testing Matters Disaster recovery plans that are never tested are disaster plans that will fail when you need them most. On Windows Server 2022 environments, backups may silently fail, recovery procedures may have drifted from reality, and key personnel may have changed — none of which becomes apparent until an actual incident. […]

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Windows Server 2016 — KB5033369 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5033369 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5033369 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-36011 CVE-2023-21740 CVE-2023-20588 CVE-2023-36003 CVE-2023-36004  +4 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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