Tagged articles

Out-of-Bounds

3 articles · Page 1 of 1

Feb 15, 2025 · Fundamentals

Debugging Memory Out-of-Bounds Errors in Linux: Techniques, Tools, and Best Practices

This article explains what memory out-of-bounds errors are, why they are dangerous in Linux C programs, and provides step‑by‑step debugging methods using logs, GDB, Valgrind, core dumps, mprotect, static analysis, and preventive coding practices.

C ProgrammingLinuxMemory Debugging

0 likes · 24 min read

Debugging Memory Out-of-Bounds Errors in Linux: Techniques, Tools, and Best Practices

Open Source Linux

Jan 12, 2024 · Information Security

How KASAN Detects Kernel Memory Errors: Out‑of‑Bounds, Use‑After‑Free, and Double‑Free Explained

This article explains KASAN (Kernel Address Sanitizer), its integration in the Linux kernel, the shadow‑memory technique it uses, and demonstrates how it catches out‑of‑bounds accesses, use‑after‑free and double‑free bugs with detailed log analysis and GDB debugging steps.

KASANLinux kernelOut-of-Bounds

0 likes · 75 min read

How KASAN Detects Kernel Memory Errors: Out‑of‑Bounds, Use‑After‑Free, and Double‑Free Explained

Liangxu Linux

Oct 6, 2021 · Information Security

How KASAN Detects Kernel Memory Errors: Shadow Memory, Redzones, and Log Analysis

This article explains the inner workings of KernelAddressSanitizer (KASAN) in the Linux kernel, covering how to enable it, the shadow‑memory mechanism, redzone handling for heap, global and stack allocations, and how to interpret the detailed KASAN bug reports generated at runtime.

KASANLinux kernelMemory Debugging

0 likes · 29 min read

How KASAN Detects Kernel Memory Errors: Shadow Memory, Redzones, and Log Analysis