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Windows Server 2022 — KB5025230 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5025230 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5025230 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28231 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729  +12 more Affected components: Windows Server 2022 Windows Server 2022 (Server Core installation) Table of contents Symptom […]

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How to Set Up NFS High Availability on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up NFS High Availability on Oracle Linux 9

Introduction This tutorial demonstrates how to Set Up NFS High Availability 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 […]

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

FreeBSD 12 — py38-django-photologue — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 April 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-django-photologue — XSS vulnerability Related CVEs: CVE-2022-4526 Upstream summary: domiee13 reports: A vulnerability was found in django-photologue up to 3.15.1 and classified as problematic. Affected by this issue is some […]

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Gentoo Linux — x11-libs/libX11 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — x11-libs/libX11 — multiple vulnerabilities (9 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-202407-21 Related CVEs: CVE-2022-3554 CVE-2022-3555 CVE-2023-3138 CVE-2023-43785 CVE-2023-43786 CVE-2023-43787 CVE-2020-14344 CVE-2020-14363  +1 more Upstream summary: Multiple vulnerabilities have been discovered in X.Org X11 library. Please review the CVE identifiers referenced below for […]

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Common Problems 111676

Windows Server 2022 – AD replication shows KRB_AP_ERR_MODIFIED after VM restore – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 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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Ubuntu 14.04 — coin3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — coin3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2023 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8241-1 Related CVEs: CVE-2022-25236 CVE-2022-25235 CVE-2017-9233 Upstream summary: It was discovered that Expat, vendored in Coin3D incorrectly handled certain files. An attacker could possibly use this issue to cause a […]

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CentOS Stream 9 — gcc-toolset-13-gcc — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — gcc-toolset-13-gcc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:1309 Related CVEs: CVE-2020-11023 Upstream summary: The gcc-toolset-13-gcc13 package contains the GNU Compiler Collection version 13. Security Fix(es): * jquery: Untrusted code execution via <option> tag in HTML passed to DOM […]

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openSUSE Tumbleweed — json-java — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — json-java — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14371-1 Related CVEs: CVE-2022-45688 Upstream summary: A stack overflow in the XML.toJSONObject component of hutool-json v5.8.10 allows attackers to cause a Denial of Service (DoS) via crafted JSON or XML data. Table […]

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How to Configure Advanced WSUS Settings on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Advanced WSUS Settings on Windows Server 2016

How to Set Up Windows Server 2016 Windows Server Update Services Windows Server Update Services (WSUS) allows organizations to centrally manage and distribute Microsoft updates to servers and workstations on the internal network. Instead of each machine downloading updates independently from Microsoft Update servers on the internet, WSUS acts as a local update repository that […]

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