Common Problems

Common Problems 119088

Inode Exhaustion Causes No Space Left on Device Errors on Ubuntu 14.04

🟡 Medium   ⏱ 5–30 min  Last verified: 20 August 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 117601

Ubuntu 20.04 LTS – Nginx fails to start due to configuration syntax errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 August 2020 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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Oracle Linux 8 — sqlite — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sqlite — vulnerability — patch and remediation guide (ELSA-2022-7108)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 August 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7108 Related CVEs: CVE-2020-35525 CVE-2020-35527 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 — gnutls — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gnutls — vulnerability — patch and remediation guide (ELSA-2020-2637)

🟠 High   ⏱ 15–60 min  Last verified: 20 August 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2637 Related CVEs: CVE-2020-13777 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 121122

Debian 10 – root filesystem fills rapidly from logs and cache growth

🟠 High   ⏱ 5–30 min  Last verified: 19 August 2020 Affected versions: Debian 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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Common Problems 117450

Ubuntu 20.04 LTS Root Partition Reaches 100 Percent

🟡 Medium   ⏱ 5–30 min  Last verified: 19 August 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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Ubuntu 18.04 — fwupd — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — fwupd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 August 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4395-1 Related CVEs: CVE-2020-10759 Upstream summary: Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware. Table of […]

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Common Problems 115563

RHEL 7 – service Command Fails Because SysV Script Lacks Execute Bit

🟡 Medium   ⏱ 5–30 min  Last verified: 19 August 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 114912

RHEL 8 Boots Older Kernel After Successful Update

🟡 Medium   ⏱ 5–30 min  Last verified: 19 August 2020 Affected versions: 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]

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Ubuntu 18.04 — ardour — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — ardour — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 August 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5110-1 Related CVEs: CVE-2020-22617 Upstream summary: It was discovered that Ardour incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash or execute arbitrary […]

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