
BugBuntu
BugBuntu Linux

BugBuntu Linux

A book-in-progress about the Linux kernel and its insides.

Step-by-step guide for hardening a Linux server, covering SSH security, firewalls, intrusion detection, auditing, and system configuration to reduce…

A collection of Linux Sysadmin Test Questions and Answers. Test your knowledge and skills in different fields with these Q/A.

An Arch Linux repository for security professionals and enthusiasts. Done the Arch Way and optimized for i686, x86_64, ARMv6, ARMv7 and ARMv8.

Everything related to Linux Forensics

This page is a result of the ongoing hands-on research around advanced Linux attacks, detection and forensics techniques and tools.

Curated cybersecurity blog and resource hub covering Linux, system security, virtualization, and industry news. Static site hosted on GitLab Pages.

Comprehensive set of over 1500 AppArmor profiles to confine Linux system processes, desktops, and services, with support for multiple distributions…

A deep dive into two critical Sudo vulnerabilities (CVE‑2025‑32463 & CVE‑2025‑32462) that enable local privilege escalation across major Linux…

Track patch status for CVE-2026-68138, a Linux kernel net/sched qdisc rate-table use-after-free, with affected/fixed versions, upstream commits, and…

Tracking SCTPhantom (CVE-2026-64564), the Linux kernel SCTP ASCONF transport use-after-free

Tracking Copy Fail (CVE-2026-31431), the Linux algif_aead privilege escalation

Exposure checker and safe disposable-VM lab for CVE-2026-23111 (Linux nf_tables use-after-free local privilege escalation). Defensive: detection,…

🔐 Estudo de caso completo do CVE-2026-31431 (CopyFail) — vulnerabilidade crítica de escalada de privilégio no kernel Linux. Inclui análise técnica,…

Structured 90-day cybersecurity study plan with daily tasks covering Network+, Security+, Linux, Python, traffic analysis, cloud security, and…

A collection of links related to Linux kernel security and exploitation

Tracking interesting Linux (and UNIX) malware. Send PRs