ubuntu

Ubuntu 24.04 — python-zipp — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — python-zipp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 July 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6906-1 Related CVEs: CVE-2024-5569 Upstream summary: It was discovered that python-zipp did not properly handle the zip files with malformed names. An attacker could possibly use this issue to cause […]

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How to Use Python Virtual Environments on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Manage Node.js Versions with NVM on Ubuntu 24.04

NVM (Node Version Manager) lets you install multiple Node.js versions and switch between them with a single command. This is essential for developers working on multiple projects with different Node.js requirements on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server or desktop A user account (NVM is installed […]

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Ubuntu 16.04 — xorg-server-hwe-16.04 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — xorg-server-hwe-16.04 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 July 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7573-2 Related CVEs: CVE-2025-49175 CVE-2025-49176 CVE-2025-49178 CVE-2025-49179 CVE-2025-49180 CVE-2025-26594 CVE-2025-26595 CVE-2025-26596  +12 more Upstream summary: USN-7573-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 […]

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How to Configure Unattended Upgrades on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Set Up UFW Firewall on Ubuntu 24.04

UFW (Uncomplicated Firewall) is the default firewall management tool on Ubuntu. It wraps iptables with a simplified interface. This guide shows you how to set up and manage UFW on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges SSH access to the server […]

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Ubuntu 24.04 — python-xmltodict — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — python-xmltodict — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 July 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7753-1 Related CVEs: CVE-2025-9375 Upstream summary: Camilo Vera discovered that xmltodict parsed maliciously crafted XML input, contrary to expectations. An attacker could possibly use this issue to cause a denial […]

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Common Problems 116630

Ubuntu 24.04 LTS – systemd service fails to start after package upgrade – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 July 2025 Affected versions: Ubuntu 24.04 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 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 July 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7723-1 Related CVEs: CVE-2025-8067 CVE-2025-6019 Upstream summary: Michael Imfeld discovered that UDisks did not check the validity of input data correctly when handling files for loop devices. An attacker could […]

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Ubuntu 24.04 — util-linux — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — util-linux — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 July 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8091-1 Related CVEs: https://launchpad.net/bugs/2143850 Upstream summary: It was discovered that the util-linux su utility did not drop capabilities when being used with the –pty option. While not a security issue […]

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Common Problems 116586

Ubuntu 24.04 LTS – GNOME Shell crashes repeatedly after extension changes – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 July 2025 Affected versions: Ubuntu 24.04 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 116580

Ubuntu 24.04 LTS – python3-venv missing prevents virtual environment creation – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 July 2025 Affected versions: Ubuntu 24.04 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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