Common Problems

Oracle Linux 8 — Storage Management in Cockpit Web Console Can't Be Used With Multipath Devices — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Storage Management in Cockpit Web Console Can’t Be Used With Multipath Devices

🟠 High   ⏱ 5–30 min  Last verified: 21 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 36671939 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 […]

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Common Problems 121609

Debian 9 Journald Grows Too Large and Consumes Disk

🟡 Medium   ⏱ 5–30 min  Last verified: 21 October 2020 Affected versions: Debian 9 📖 ~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 117440

Ubuntu 20.04 LTS Filesystem Mount Fails at Boot

🟡 Medium   ⏱ 5–30 min  Last verified: 21 October 2020 📖 ~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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Common Problems 113439

Windows Server 2012 R2 – LAPS not updating local Administrator password – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 21 October 2020 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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Ubuntu 18.04 — musl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — musl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 October 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5990-1 Related CVEs: CVE-2019-14697 CVE-2020-28928 Upstream summary: It was discovered that musl did not handle certain i386 math functions properly. An attacker could use this vulnerability to cause a denial […]

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Oracle Linux 8 — prometheus-jmx-exporter — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — prometheus-jmx-exporter — vulnerability — patch and remediation guide (ELSA-2020-4807)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4807 Related CVEs: CVE-2017-18640 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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IBM AIX 7.1 — CVE-2020-4668 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2020-4668 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 21 October 2020 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2020-4668, IBM Support Bulletin CVE: CVE-2020-4668 NVD summary: IBM Sterling B2B Integrator Standard Edition 6.0.0.0 through 6.0.3.5, 6.1.0.0 through 6.1.0.3, and 6.1.1.0 is vulnerable to cross-site request forgery which could allow an […]

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Oracle Linux 8 — dotnet3.1 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dotnet3.1 security and bugfix update (ELSA-2021-2037)

🟠 High   ⏱ 15–60 min  Last verified: 20 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2037 Related CVEs: CVE-2021-31204 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 118563

Ubuntu 16.04 LTS – service fails due to missing systemd unit dependency – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 October 2020 Affected versions: Ubuntu 16.04 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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