🟠 High ⏱ 5–30 min Last verified: 30 July 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 […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2021.04-r0 📖 ~4 min read • Source: Alpine secdb entry — u-boot 2021.04-r0 Related CVEs: CVE-2021-27097 CVE-2021-27138 Upstream summary: Alpine main repository for vv3.19 ships u-boot 2021.04-r0 which addresses CVE-2021-27097. Table of contents Symptom & Impact […]
Password-based SSH authentication is a well-known attack vector, and even key-based authentication can be compromised if a private key is stolen. Adding Time-Based One-Time Password (TOTP) two-factor authentication creates a second layer of defense that is independent of the key. This tutorial shows you how to configure the Google Authenticator PAM module on RHEL 9 […]
🟠 High ⏱ 5–30 min Last verified: 30 July 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 […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 3.7.2-r0 📖 ~4 min read • Source: Alpine secdb entry — bison 3.7.2-r0 Related CVEs: CVE-2020-24240 CVE-2020-24979 CVE-2020-24980 Upstream summary: Alpine main repository for vv3.19 ships bison 3.7.2-r0 which addresses CVE-2020-24240. Table of contents Symptom & […]
Two-Factor Authentication (2FA) adds an extra layer of security to SSH by requiring a time-based one-time password (TOTP) in addition to your SSH key or password. This guide configures Google Authenticator PAM for SSH 2FA on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo […]
GitLab Community Edition is a full-featured DevOps platform that combines Git repository management, CI/CD pipelines, issue tracking, and a container registry in a single application. This guide installs GitLab CE on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Minimum 4 GB RAM (8 GB recommended) A domain […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.12.0-r0 📖 ~4 min read • Source: Alpine secdb entry — usbredir 0.12.0-r0 Related CVEs: CVE-2021-3700 Upstream summary: Alpine community repository for vv3.18 ships usbredir 0.12.0-r0 which addresses CVE-2021-3700. Table of contents Symptom & Impact Environment […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.2.12-r5 📖 ~4 min read • Source: Alpine secdb entry — sdl_image 1.2.12-r5 Related CVEs: CVE-2019-13616 Upstream summary: Alpine community repository for vv3.18 ships sdl_image 1.2.12-r5 which addresses CVE-2019-13616. Table of contents Symptom & Impact Environment […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 20210314-r0 📖 ~4 min read • Source: Alpine secdb entry — ircii 20210314-r0 Related CVEs: CVE-2021-29376 Upstream summary: Alpine community repository for vv3.18 ships ircii 20210314-r0 which addresses CVE-2021-29376. Table of contents Symptom & Impact Environment […]
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