Ubuntu 24.04

Ubuntu 24.04 — jpeg-xl — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — jpeg-xl — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7637-1 Related CVEs: CVE-2024-11498 CVE-2023-0645 CVE-2023-35790 CVE-2024-11403 Upstream summary: It was discovered that libjxl did not perform proper bounds checking when parsing Exif tags. An attacker could possibly use this […]

Read more
Ubuntu 24.04 — zvbi — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — zvbi — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7367-1 Related CVEs: CVE-2025-2173 CVE-2025-2174 CVE-2025-2175 CVE-2025-2176 CVE-2025-2177 Upstream summary: It was discovered that zvbi incorrectly handled memory when processing user input. An attacker could possibly use this issue to […]

Read more
Ubuntu 24.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7587-1 Related CVEs: CVE-2020-21680 CVE-2025-31162 CVE-2020-21682 CVE-2025-31163 CVE-2025-31164 CVE-2020-21683 Upstream summary: Suhwan Song discovered that Fig2dev did not correctly handle certain memory operations. If a user or automated system were […]

Read more
How to Manage Docker Images and Containers on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure Docker Networking on Ubuntu 24.04

Docker networking controls how containers communicate with each other and the outside world. This guide explains Docker’s network types and demonstrates how to create and manage custom networks on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Docker Engine installed A user in the docker group Step 1 […]

Read more
How to Install and Configure Xdebug 3 for PHP 8.3 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install Symfony 7 on Ubuntu 24.04

Symfony 7 is a high-performance PHP framework built for flexibility and scalability. This guide installs the Symfony CLI and creates a new Symfony 7 web application on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server PHP 8.3 installed Composer installed A user with sudo privileges Step 1 – […]

Read more
Ubuntu 24.04 — needrestart — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — needrestart — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7117-3 Related CVEs: https://launchpad.net/bugs/2091096 https://launchpad.net/bugs/2089193 CVE-2024-10224 CVE-2024-11003 CVE-2024-48990 CVE-2024-48991 CVE-2024-48992 Upstream summary: USN-7117-1 fixed vulnerabilities in needrestart. The update introduced a regression in needrestart. This update fixes the problem for […]

Read more
Common Problems 116495

Ubuntu 24.04 LTS – initramfs update fails during kernel upgrade – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 October 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 […]

Read more
Common Problems 116429

Ubuntu 24.04 LTS Intermittent DNS Failures with systemd-resolved

🟡 Medium   ⏱ 5–30 min  Last verified: 10 October 2025 📖 ~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 […]

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

How to Use Python Virtual Environments on Ubuntu 24.04

Python virtual environments isolate project dependencies, preventing version conflicts between projects. Ubuntu 24.04 LTS ships with Python 3.12 and the built-in venv module. This guide covers creating and managing virtual environments. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS Python 3.12 installed A user account Step 1 – Install the venv Module […]

Read more
How to Secure MySQL 8.0 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install MySQL 8.0 on Ubuntu 24.04

MySQL 8.0 is the world’s most popular open-source relational database. Ubuntu 24.04 LTS ships with MySQL 8.0 in its default repositories. This guide installs, secures, and verifies MySQL on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges Step 1 – Update Package Lists […]

Read more
CHAT