ubuntu

Common Problems 118927

Ubuntu 14.04 LTS Unmet Dependencies During Package Install

🟡 Medium   ⏱ 5–30 min  Last verified: 10 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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How To Set Up and Configure a Certificate Authority On Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up and Configure a Certificate Authority On Ubuntu 22.04

A private Certificate Authority (CA) that runs on Ubuntu 22.04 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. Using a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure. A private certificate authority can help ensure that all your development, staging, and production environments use similar architectures and configurations.

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Ubuntu 18.04 — libreoffice — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libreoffice — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 October 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6023-1 Related CVEs: CVE-2022-38745 CVE-2020-12801 CVE-2020-12803 CVE-2022-26305 CVE-2022-26306 CVE-2022-26307 CVE-2022-3140 CVE-2021-25636  +6 more Upstream summary: It was discovered that LibreOffice may be configured to add an empty entry to the […]

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Common Problems 116975

Ubuntu 22.04 LTS – Docker daemon fails after daemon.json change – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 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 117105

Ubuntu 22.04 LTS – Fail2ban not banning due to wrong log path – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 8 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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Как установить и настроить VNC в Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Как установить и настроить VNC в Ubuntu 16.04

VNC (расшифровывается как Virtual Network Computing) – это система, позволяющая вам использовать клавиатуру и мышь для взаимодействия с графическим интерфейсом пользователя на удалённом сервере. Эта система позволяет управлять файлами, программным обеспечением и настройками на…

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Common Problems 116999

Ubuntu 22.04 LTS – root filesystem is 100% and services become unstable

🔴 Critical   ⏱ 5–30 min  Last verified: 7 October 2022 Affected versions: Ubuntu 22.04 LTS Ubuntu 22.04 Ubuntu 22.04.4 📖 ~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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Ubuntu 22.04 — node-json5 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — node-json5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 October 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6758-1 Related CVEs: CVE-2022-46175 Upstream summary: It was discovered that the JSON5 parse method incorrectly handled the parsing of keys named \_\_proto\_\_. An attacker could possibly use this issue to […]

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Common Problems 118618

Ubuntu 16.04 pip SSL certificate verification errors

🟡 Medium   ⏱ 5–30 min  Last verified: 5 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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