Ubuntu 20.04

Ubuntu 20.04 — node-dottie — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-dottie — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 September 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8041-1 Related CVEs: CVE-2023-26132 Upstream summary: Yuhan Gao and Peng Zhou discovered that Dottie was vulnerable to prototype pollution when altering the __proto__ magical attribute. An attacker could possibly use […]

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Cómo actualizar a Ubuntu 20.04 Focal Fossa — step-by-step Linux tutorial on Progressive Robot

Cómo actualizar a Ubuntu 20.04 Focal Fossa

La última versión de Soporte a largo plazo (LTS) del sistema operativo Ubuntu, Ubuntu 20.04 (Focal Fossa), fue lanzada el 23 de abril del 2020. Esta guía explicará cómo actualizar un sistema Ubuntu con versión 18.04 o posterior a Ubuntu 20.04. <$>[warning] Advertencia:…

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Common Problems 117629

Ubuntu 20.04 LTS NIC Driver Not Loaded After Kernel Update

🟡 Medium   ⏱ 5–30 min  Last verified: 19 September 2023 📖 ~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 20.04 — sqlparse — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — sqlparse — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 September 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6064-1 Related CVEs: CVE-2023-30608 Upstream summary: It was discovered that SQL parse incorrectly handled certain regular expression. An attacker could possibly use this issue to cause a denial of service. […]

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Ubuntu 20.04 — perl — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — perl — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 September 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6517-1 Related CVEs: CVE-2022-48522 CVE-2023-47038 CVE-2023-31484 CVE-2020-16156 CVE-2020-10543 CVE-2020-10878 CVE-2020-12723 Upstream summary: It was discovered that Perl incorrectly handled printing certain warning messages. An attacker could possibly use this issue […]

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Common Problems 117506

Ubuntu 20.04 Time Drift and NTP Sync Problems

🟡 Medium   ⏱ 5–30 min  Last verified: 17 September 2023 📖 ~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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