🟠 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 […]
Ubuntu 24.04 LTS uses Netplan to manage network configuration. By default, servers use DHCP which can result in IP address changes. This guide configures a static IP address using Netplan on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges Knowledge of your network […]
Redis is an in-memory key-value store known for its flexibility, performance, and wide language support. This tutorial demonstrates how to install, configure, and secure Redis on an Ubuntu 22.04 server.
🟠 High ⏱ 15–60 min Last verified: 18 July 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8011-1 Related CVEs: CVE-2025-1244 CVE-2024-53920 CVE-2022-45939 CVE-2022-48337 CVE-2022-48338 CVE-2022-48339 CVE-2023-28617 CVE-2024-30203 +4 more Upstream summary: It was discovered that Emacs could trigger unsafe Lisp macro expansion, when a user invoked […]
🟢 Low ⏱ 5–15 min Last verified: 17 July 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6744-3 Related CVEs: CVE-2024-28219 Upstream summary: USN-6744-1 fixed a vulnerability in Pillow. This update provides the corresponding updates for Ubuntu 24.04 LTS. Original advisory details: Hugo van Kemenade discovered that […]
🟢 Low ⏱ 5–15 min Last verified: 16 July 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8191-1 Related CVEs: CVE-2024-47554 Upstream summary: It was discovered that Apache Commons IO's XmlStreamReader class could excessively consume CPU resources under certain circumstances. An attacker could possibly use this issue […]
🟢 Low ⏱ 5–15 min Last verified: 16 July 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8144-1 Related CVEs: CVE-2025-12543 Upstream summary: It was discovered that Undertow incorrectly validated the Host header in incoming HTTP requests. A remote attacker could possibly use this issue to gain […]
🟠 High ⏱ 15–60 min Last verified: 16 July 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7824-1 Related CVEs: CVE-2025-49844 CVE-2024-31228 CVE-2024-46981 CVE-2024-51741 CVE-2022-24834 CVE-2022-35977 CVE-2022-36021 CVE-2023-25155 +12 more Upstream summary: Benny Isaacs, Nir Brakha, and Sagi Tzadik discovered that Redis incorrectly handled memory when running […]
🟡 Medium ⏱ 10–30 min Last verified: 15 July 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7945-1 Related CVEs: CVE-2025-7424 CVE-2023-40403 CVE-2025-24855 CVE-2024-55549 CVE-2019-5815 CVE-2021-30560 Upstream summary: Ivan Fratric discovered that Libxslt was vulnerable to type confusion when performing XML transformations. An attacker could possibly use […]
🟠 High ⏱ 15–60 min Last verified: 15 July 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7542-1 Related CVEs: CVE-2025-3576 CVE-2024-3596 CVE-2024-37370 CVE-2024-37371 CVE-2023-36054 CVE-2021-36222 CVE-2021-37750 CVE-2018-20217 +2 more Upstream summary: It was discovered that Kerberos allowed the usage of weak cryptographic standards. An attacker could […]
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