ubuntu

Ubuntu 24.04 — symfony — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — symfony — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 December 2024 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7272-1 Related CVEs: CVE-2022-24894 CVE-2022-24895 CVE-2023-46734 CVE-2024-50340 CVE-2024-50341 CVE-2024-50342 CVE-2024-50343 CVE-2024-50345  +1 more Upstream summary: Soner Sayakci discovered that Symfony incorrectly handled cookie storage in the web cache. An attacker […]

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

How to Install k3s Lightweight Kubernetes on Ubuntu 24.04

k3s is a lightweight, certified Kubernetes distribution from Rancher that is perfect for edge computing, IoT, CI/CD, and small deployments. It installs in seconds and requires only 512 MB RAM. This guide installs k3s on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges […]

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Ubuntu 18.04 — texlive-bin — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — texlive-bin — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2024 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7985-1 Related CVEs: CVE-2022-24107 CVE-2022-24106 CVE-2023-32668 CVE-2024-25262 CVE-2023-32700 CVE-2015-5700 CVE-2018-17407 Upstream summary: Shin Ando discovered that the Xpdf toolkit embedded in TeX Live incorrectly handled memory when decoding certain data […]

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Ubuntu 22.04 — pydantic — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — pydantic — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 December 2024 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7101-1 Related CVEs: CVE-2024-3772 Upstream summary: It was discovered that Pydantic incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause a denial of service […]

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Ubuntu 16.04 — fontforge — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — fontforge — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 December 2024 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6856-1 Related CVEs: CVE-2024-25081 CVE-2024-25082 Upstream summary: It was discovered that FontForge incorrectly handled filenames. If a user or an automated system were tricked into opening a specially crafted input […]

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Common Problems 116567

Ubuntu 24.04 LTS – SSH connection refused after reboot – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 6 December 2024 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 116465

Ubuntu 24.04 LTS – inode exhaustion despite free disk space – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 6 December 2024 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 116450

Ubuntu 24.04 LTS – Wi-Fi adapter not detected after install – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 6 December 2024 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 116538

Ubuntu 24.04 LTS Excessive systemd-journald Growth Causes Disk Pressure

🟡 Medium   ⏱ 5–30 min  Last verified: 5 December 2024 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 116423

Ubuntu 24.04 LTS – apt release file is not valid yet due to time skew

🟠 High   ⏱ 5–30 min  Last verified: 5 December 2024 Affected versions: Ubuntu 24.04 LTS Ubuntu 24.04 Ubuntu 24.04.1 📖 ~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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