Operations

Ubuntu 18.04 — sysstat — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — sysstat — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 March 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6145-1 Related CVEs: CVE-2022-39377 CVE-2023-33204 CVE-2019-16167 CVE-2019-19725 Upstream summary: It was discovered that Sysstat incorrectly handled certain arithmetic multiplications. An attacker could use this issue to cause Sysstat to crash, […]

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CentOS Stream 9 — libldb — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — libldb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 March 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2022:8318 Related CVEs: CVE-2022-32746 Upstream summary: The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. The following packages […]

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Common Problems 112439

Windows Server 2019 — Secondary DNS zone transfer fails with REFUSED — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 17 March 2023 Affected versions: Windows Server 2019 📖 ~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 Set Up an Oracle Linux 9 Template in VMware — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up an Oracle Linux 9 Template in VMware

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up an oracle linux 9 template in vmware both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up an Oracle Linux 9 Template in VMware, including dnf module streams where applicable, systemd unit management, and the […]

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Common Problems 111750

Windows Server 2022 — WMI repository corruption breaks monitoring queries — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 March 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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SLES 12 — libmfx — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libmfx — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 March 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:3198-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-22656 CVE-2023-45221 CVE-2023-47169 CVE-2023-47282 CVE-2023-48368 Upstream summary: Out-of-bounds read in Intel(R) Media SDK and some Intel(R) oneVPL software before version 23.3.5 may allow an authenticated […]

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Windows Server 2019 — KB5030181 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5030181 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5030181 • MSRC update-guide entry Related CVEs: CVE-2023-36796 CVE-2023-36793 CVE-2023-36792 CVE-2023-36794 CVE-2023-36788 Affected components: Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 Microsoft .NET Framework 3.5 AND 4.8 on Windows […]

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FreeBSD 12 — mariadb106-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb106-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 March 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Multiple vulnerabilities Related CVEs: CVE-2018-25032 CVE-2021-46669 CVE-2022-27376 CVE-2022-27377 CVE-2022-27378 CVE-2022-27379 CVE-2022-27380 CVE-2022-27381  +12 more Upstream summary: The MariaDB project reports: See linked CVE's for details. Table of contents […]

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How to Configure Hyper-V Live Migration on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Hyper-V Live Migration on Windows Server 2022

How to Configure COM+ Application Server on Windows Server 2022 COM+ (Component Object Model Plus) is a Windows application services layer built on top of COM and MTS (Microsoft Transaction Server). It provides distributed application infrastructure including automatic transaction management, object pooling, role-based security, and event services. On Windows Server 2022, COM+ is part of […]

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