Ubuntu 18.04

Common Problems 118035

Ubuntu 18.04 LTS – Docker daemon fails to start after upgrade

🟠 High   ⏱ 5–30 min  Last verified: 3 December 2022 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]

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Настройка Jupyter Notebook с помощью Python 3 в Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Настройка Jupyter Notebook с помощью Python 3 в Ubuntu 18.04

Веб-приложение с открытым исходным кодом, Jupyter Notebook, позволяет создавать и обмениваться интерактивными кодом, визуализациями и многим другим. Этот инструмент можно использовать с несколькими языками программирования, включая Python, Julia, R, Haskell…

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Ubuntu 18.04 — pdns-recursor — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pdns-recursor — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 December 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7203-1 Related CVEs: CVE-2018-1046 CVE-2018-10851 CVE-2018-14626 CVE-2018-14644 CVE-2020-17482 CVE-2022-27227 Upstream summary: Wei Hao discovered that PowerDNS Authoritative Server incorrectly handled memory when accessing certain files. An attacker could possibly use […]

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Ubuntu 18.04 — connman — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — connman — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 December 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6236-1 Related CVEs: CVE-2021-26675 CVE-2021-26676 CVE-2021-33833 CVE-2022-23096 CVE-2022-23097 CVE-2022-23098 CVE-2022-32292 CVE-2022-32293  +1 more Upstream summary: It was discovered that ConnMan could be made to write out of bounds. A remote […]

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How To Connect to a Managed Database on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Connect to a Managed Database on Ubuntu 18.04

If you’re new to working with managed databases, the best way to perform certain tasks, like connecting to the database, may not be self-evident. In this guide, we will go over how to install client programs for a variety of database management systems, including PostgreSQL, MySQL, and Redis, on an Ubuntu 18.04 server. We’ll also explain how to use these programs to connect to a managed database instance.

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Ubuntu 18.04 — libvirt — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libvirt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 29 November 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5399-1 Related CVEs: CVE-2020-25637 CVE-2021-3631 CVE-2021-3667 CVE-2021-3975 CVE-2021-4147 CVE-2022-0897 CVE-2020-10703 CVE-2020-12430  +12 more Upstream summary: It was discovered that libvirt incorrectly handled certain locking operations. A local attacker could possibly […]

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Common Problems 117923

Ubuntu 18.04 LTS SSH login denied after hardening changes

🟡 Medium   ⏱ 5–30 min  Last verified: 26 November 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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