Common Problems

Common Problems 112611

Windows Server 2019 – Hyper-V host reboot leaves critical VMs in saved state – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 July 2021 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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FreeBSD 13 — mumble — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mumble — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mumble — multiple vulnerabilities Related CVEs: CVE-2014-0044 CVE-2014-0045 Upstream summary: Mumble reports: SVG images with local file references could trigger client DoS The Mumble client did not properly HTML-escape some […]

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Common Problems 112428

Windows Server 2019 — WSUS Scan Returns 0x8024401c Timeout During Patch Cycle — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 July 2021 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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FreeBSD 13 — hafiye — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — hafiye — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: hafiye — lack of terminal escape sequence filtering Upstream summary: A siyahsapka.org advisory reads: Hafiye-1.0 doesnt filter the payload when printing it to the terminal. A malicious attacker can send […]

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FreeBSD 12 — uriparser — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — uriparser — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 July 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: uriparser — Multiple vulnerabilities Related CVEs: CVE-2018-19198 CVE-2018-19199 CVE-2018-19200 CVE-2021-46141 CVE-2021-46142 Upstream summary: Upstream project reports: Fix a bug affecting both uriNormalizeSyntax* and uriMakeOwner* functions where the text range in […]

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Oracle Linux 8 — resource-agents — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — resource-agents — vulnerability — patch and remediation guide (ELSA-2021-9553)

🟡 Medium   ⏱ 10–30 min  Last verified: 31 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9553 Related CVEs: CVE-2021-27291 CVE-2021-20270 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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AlmaLinux 8 — ima-evm-utils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — ima-evm-utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:1720 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — nodejs:12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:12 — vulnerability — patch and remediation guide (ELSA-2021-0734)

🟠 High   ⏱ 15–60 min  Last verified: 31 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0734 Related CVEs: CVE-2021-22883 CVE-2021-22884 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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Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4847)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4847 Related CVEs: CVE-2015-9251 CVE-2016-10735 CVE-2018-14040 CVE-2018-14042 CVE-2019-10146 CVE-2019-10179 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — rhnsd — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — rhnsd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3474 Upstream summary: Satellite 5 client module provides programs and libraries that allow your system to use provisioning, monitoring, and configuration management capabilities provided by AlmaLinux Satellite 5. This update fixes the […]

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