Kernel Drivers

Debian 12 — nvidia-open-gpu-kernel-modules — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — nvidia-open-gpu-kernel-modules — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • November 29, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 29 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-34670 CVE-2022-34673 CVE-2022-34674 CVE-2022-34675 CVE-2022-34677 CVE-2022-34679 CVE-2022-34680 CVE-2022-34682  +12 more Upstream summary: NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode layer handler, where […]

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How to Set Up Snort IDS on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Snort IDS on CentOS Stream 9

  • November 28, 2023
  • CentOS
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Introduction How to Set Up Snort IDS on CentOS Stream 9 on CentOS Stream 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration […]

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How to Set Up the ELK Stack on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up the ELK Stack on FreeBSD 14

  • November 28, 2023
  • FreeBSD
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Introduction How to Set Up the ELK Stack on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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How to Configure Kubernetes Ingress Controller on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Kubernetes Ingress Controller on Debian 12

  • November 28, 2023
  • Linux
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Introduction Deploying configure kubernetes ingress controller on debian 12 on a Debian 12 Bookworm 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 […]

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How to Install SaltStack on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install SaltStack on CentOS Stream 9

  • November 27, 2023
  • CentOS
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Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying install saltstack on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Install SaltStack on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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How to Install MariaDB on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install MariaDB on Debian 12

  • November 27, 2023
  • Linux
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Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install mariadb on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the resulting […]

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Common Problems 114541

Grub Entry Boots Wrong Kernel by Default

🟡 Medium   ⏱ 5–30 min  Last verified: 26 November 2023 📖 ~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 & Cross-Refs References & Further […]

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How to Set Up eBPF-Based Security Monitoring on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up eBPF-Based Security Monitoring on Debian 12

  • November 26, 2023
  • Linux
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Introduction How to Set Up eBPF-Based Security Monitoring on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm 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 […]

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How to Install Apache2 on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Apache2 on Debian 12

  • November 26, 2023
  • Linux
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Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install apache2 on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the resulting […]

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How to Configure Tekton CI/CD on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Tekton CI/CD on FreeBSD 14

  • November 25, 2023
  • FreeBSD
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Introduction How to Configure Tekton CI/CD on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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