Common Problems

Common Problems 118451

Ubuntu 16.04 LTS – grub-install fails after disk layout changes – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 November 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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Common Problems 118413

Ubuntu 16.04 LTS – boot drops to initramfs after unclean shutdown – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 November 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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Common Problems 112480

Windows Server 2019 MPIO Path Imbalance Sends Traffic Over Single Storage Link – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 November 2020 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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Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package

🟠 High   ⏱ 5–30 min  Last verified: 19 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 32860334 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 118590

Ubuntu 16.04 suspend does not wake correctly

🟡 Medium   ⏱ 5–30 min  Last verified: 19 November 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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FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 November 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libexif — multiple vulnerabilities Related CVEs: CVE-2005-0664 CVE-2012-2812 CVE-2012-2813 CVE-2012-2814 CVE-2012-2836 CVE-2012-2837 CVE-2012-2840 CVE-2012-2841  +2 more Upstream summary: Release notes: Lots of fixes exposed by fuzzers like AFL, ClusterFuzz, OSSFuzz […]

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Common Problems 115116

RHEL 8 dracut Emergency Mode Due To Invalid fstab Entry

🟡 Medium   ⏱ 5–30 min  Last verified: 19 November 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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Debian 10 — freetype — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — freetype — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 November 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15999 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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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2020-5663)

🟠 High   ⏱ 15–60 min  Last verified: 19 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5663 Related CVEs: CVE-2019-19768 CVE-2020-10942 CVE-2020-11494 CVE-2020-8992 CVE-2020-9383 CVE-2020-8835 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 8 — nodejs:12 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:12 — security and stability fixes — required update (ELSA-2020-4272)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4272 Related CVEs: CVE-2020-8252 CVE-2020-15095 CVE-2020-8116 CVE-2020-8201 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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