Linux Kernel Defence Map – Security Hardening Concepts
Published on: 2025-05-04 16:16:54
Linux Kernel Defence Map
Linux kernel security is a very complex topic.
There are many concepts that have interesting relationships with each other:
Vulnerability classes
Exploitation techniques
Bug detection mechanisms
Defence technologies
Some defence technologies are provided by the Linux kernel mainline. Others are going out‑of‑tree for various reasons (some of them are commercial, for example). Moreover, there are kernel defences that depend on special hardware features.
It would be convenient to have a graphical representation of Linux kernel security. That's why I have created a Linux Kernel Defence Map showing the relationships between all these concepts.
The node connections don't mean "full mitigation." Rather, each connection represents some kind of relationship. So the Linux Kernel Defence Map should help to navigate the documentation and Linux kernel sources. It also provides the Common Weakness Enumeration (CWE) numbers for vulnerability classes.
This map descri
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