Common Problems

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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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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Oracle Linux 9 — gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free — vulnerability — patch an… — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free — vulnerabi… (ELSA-2026-6300)

🟠 High   ⏱ 15–60 min  Last verified: 16 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6300 Related CVEs: CVE-2026-2920 CVE-2026-2921 CVE-2026-2922 CVE-2026-2923 CVE-2026-3082 CVE-2026-3083 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 117557

Ubuntu 20.04 LTS – Docker daemon fails to start after storage driver conflict – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 March 2023 Affected versions: Ubuntu 20.04 LTS 📖 ~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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AlmaLinux 9 — python-mako — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — python-mako — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:2258 Related CVEs: CVE-2022-40023 Upstream summary: Mako is a template library written in Python. It provides a familiar, non-XML syntax which compiles into Python modules for maximum performance. Security Fix(es): * python-mako: […]

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