Poison, redzones and shadows: inside KASAN

Other: kernel internals(bootlin.com)view on HackerNews
KASANkernel sanitizermemory safetyLinux kernelruntime checkerout-of-bounds accessuse-after-free error.

Author: rrampage

Date: 7/6/2026

Article Summary:
This article delves into the Kernel Address Sanitizer (KASAN) tool, its implementation, and its usage in the Linux kernel. KASAN is a runtime checker that catches out-of-bounds accesses and use-after-free errors.