Common Problems

pr cp 115077 r2

systemd-resolved Not Used and DNS Queries Intermittently Fail

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 12 — mysql84-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mysql84-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Related CVEs: CVE-2025-14017 CVE-2025-15467 CVE-2026-21998 CVE-2026-22001 CVE-2026-22002 CVE-2026-22004 CVE-2026-22005 CVE-2026-22009  +12 more Upstream summary: Oracle reports: See linked CVE's for details. Table of contents Symptom & […]

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pr cp 115585 r2

RHEL 7 GRUB2 Rescue Prompt After Disk Clone

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 7 📖 ~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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pr cp 124143 r2

Oracle Linux 10 – tuned profile change causes unexpected CPU throttling

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Oracle Linux 10 📖 ~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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pr cp 112578 r2

Windows Server 2019 — Defender Platform Update Fails and Signatures Stop Updating — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 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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pr cp 113071 r2

Windows Server 2016 — Defender Platform Update Fails and Signatures Stop Updating — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Windows Server 2016 📖 ~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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pr cp 113577 r2

Windows Server 2012 R2 — Defender Platform Update Fails and Signatures Stop Updating — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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pr cp 115138 r2

Cockpit Web Console Unreachable on Port 9090 – RHEL 8 Post 169

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 & Cross-Refs References & Further […]

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

FreeBSD 12 — irssi — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: irssi — Use after free when sending SASL login to the server Related CVEs: CVE-2010-1155 CVE-2010-1156 CVE-2016-7044 CVE-2016-7045 CVE-2017-10965 CVE-2017-10966 CVE-2017-15227 CVE-2017-15228  +12 more Upstream summary: Irssi reports: Use after […]

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