Introduction Deploying capture packets with tcpdump on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need a registered […]
Nginx is a high-performance web server and reverse proxy widely used in production. This guide installs and configures Nginx on Ubuntu 24.04 LTS and enables it to serve content over HTTP. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A user with sudo privileges UFW firewall configured Step 1 – Update […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2025:23530 Related CVEs: CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4516 +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic […]
🟡 Medium ⏱ 10–30 min Last verified: 3 November 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7567-1 Related CVEs: CVE-2025-47947 CVE-2025-48866 CVE-2021-42717 CVE-2022-48279 CVE-2023-24021 Upstream summary: Simon Studer discovered that ModSecurity incorrectly handled certain JSON objects. An attacker could possibly use this issue to cause a […]
🟢 Low ⏱ 5–15 min Last verified: 3 November 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7956-1 Related CVEs: CVE-2025-58181 CVE-2024-45337 Upstream summary: Jakub Ciolek discovered that the Go Cryptography module included in Google Guest Agent did not validate GSSAPI authentication requests during SSH operations. An […]
![Установка Python 3 и создание среды программирования в Ubuntu 20.04 [Краткое руководство] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-install-python-3-and-set-up-a-programming-environment-on-ubuntu-20-04-quickstart-ru-82331-featured.png "Установка Python 3 и создание среды программирования в Ubuntu 20.04 [Краткое руководство] 6")
Python — гибкий и универсальный язык программирования, хорошо подходящий для создания скриптов, автоматизации, анализа данных, машинного обучения и разработки серверной части приложений. В этом обучающем руководстве вы научитесь устанавливать Python и создавать среду…
🟠 High ⏱ 5–30 min Last verified: 3 November 2025 Affected versions: RHEL 10 📖 ~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: 3 November 2025 Affected versions: Oracle Linux 10 📖 ~4 min read • Source: ELSA advisory ELSA-2025-7484 Related CVEs: CVE-2025-22869 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction How to Install .NET 8 SDK on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2026:4898 Related CVEs: CVE-2025-67873 CVE-2025-68114 Upstream summary: Capstone is a disassembly framework with the target of becoming the ultimate disasm engine for binary analysis and reversing in the security community. Security Fix(es): […]
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