🟡 Medium ⏱ 5–30 min Last verified: 19 August 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 […]
🟠 High ⏱ 15–60 min Last verified: 19 August 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8089-3 Related CVEs: CVE-2023-3978 CVE-2025-47911 CVE-2022-41723 CVE-2025-58190 CVE-2021-33194 CVE-2022-27664 CVE-2025-22872 CVE-2023-48795 +2 more Upstream summary: USN-8089-1 fixed vulnerabilities in Go Networking. This update provides the corresponding update to code vendored […]
Let’s Encrypt provides free, automatically-renewing SSL certificates. Certbot is the recommended ACME client that handles the entire certificate lifecycle. This guide secures an Nginx-hosted domain on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Nginx installed with a server block for your domain Domain DNS A record pointing […]
🟢 Low ⏱ 5–15 min Last verified: 18 August 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6780-1 Related CVEs: CVE-2024-3651 Upstream summary: Guido Vranken discovered that idna did not properly manage certain inputs, which could lead to significant resource consumption. An attacker could possibly use this […]
🟡 Medium ⏱ 10–30 min Last verified: 17 August 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8037-1 Related CVEs: CVE-2025-30193 CVE-2025-30187 CVE-2025-8671 Upstream summary: It was discovered that HTTP/2, which is used/vendored by DNSdist, did not properly account for resources when handling client-triggered stream resets. An […]
🟢 Low ⏱ 5–15 min Last verified: 15 August 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6715-2 Related CVEs: CVE-2024-1013 Upstream summary: USN-6715-1 fixed a vulnerability in unixODBC. This update provides the corresponding fix for Ubuntu 24.04 LTS. Original advisory details: It was discovered that unixODBC […]
🟡 Medium ⏱ 10–30 min Last verified: 13 August 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8092-1 Related CVEs: https://launchpad.net/bugs/2143042 CVE-2025-32462 CVE-2025-32463 CVE-2023-28486 CVE-2023-28487 CVE-2023-27320 CVE-2022-33070 CVE-2023-22809 Upstream summary: It was discovered that Sudo incorrectly checked return codes when dropping privileges to run the mailer. A […]
🟠 High ⏱ 15–60 min Last verified: 12 August 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8054-1 Related CVEs: CVE-2025-53367 CVE-2021-46312 CVE-2021-3630 CVE-2021-32490 CVE-2021-32491 CVE-2021-32492 CVE-2021-32493 CVE-2021-3500 +5 more Upstream summary: It was discovered that DjVuLibre could be forced to execute a division by zero in […]
🟠 High ⏱ 5–30 min Last verified: 11 August 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 […]
🔴 Critical ⏱ 5–30 min Last verified: 11 August 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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