Author

Eric Lahtinen

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Jul 2026

PTSan: A Practical Memory Safety Sanitizer for C/C++ with Pointer-Object Authority

P PTSan is presented, an LLVM sanitizer that makes pointer-based checking practical by storing an object identifier in each pointer's high bits and its bounds in a fixed-size runtime table, and preserving the inter-object, non-object, and temporal detection coverage measured by an independent memory safety test suite.

Eli Davis, Eric Lahtinen, Michael Gordon · arXiv.org · 0 citations