Ubuntu 22.04

Common Problems 117040

Ubuntu 22.04 LTS Nginx Fails to Reload Because of Duplicate Server Name

🟡 Medium   ⏱ 5–30 min  Last verified: 28 October 2022 📖 ~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 117131

Ubuntu 22.04 LTS – Livepatch status stuck and kernel not patched – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 26 October 2022 Affected versions: Ubuntu 22.04 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 116993

Ubuntu 22.04 LTS – UFW rules break Docker container connectivity – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 October 2022 Affected versions: Ubuntu 22.04 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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Ubuntu 22.04 — batik — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — batik — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 October 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6117-1 Related CVEs: CVE-2019-17566 CVE-2020-11987 CVE-2022-38398 CVE-2022-38648 CVE-2022-40146 CVE-2022-41704 CVE-2022-42890 Upstream summary: It was discovered that Apache Batik incorrectly handled certain inputs. An attacker could possibly use this to perform […]

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Common Problems 116978

Ubuntu 22.04 LTS – snap install fails due to store connectivity errors – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 24 October 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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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Common Problems 116908

Ubuntu 22.04 LTS – apt install fails with broken dependencies – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 23 October 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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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Common Problems 116998

Ubuntu 22.04 LTS – SSH connection refused after reboot – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 22 October 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 22.04 — jqueryui — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — jqueryui — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5181-1 Related CVEs: CVE-2021-41184 CVE-2022-31160 Upstream summary: It was discovered that jQuery UI did not properly validate the values from untrusted sources. An attacker could use this vulnerability to cause […]

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Common Problems 117047

Ubuntu 22.04 GNOME Login Loop After Graphics Stack Changes

🟡 Medium   ⏱ 5–30 min  Last verified: 21 October 2022 📖 ~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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CHAT