Computer Science
2 years ago

New research uncovers potential security risks in modern processor speculation mechanisms.

Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security
Automatic Detection of Speculative Execution Combinations
Xaver Fabian, Marco Guarnieri, Marco Patrignani

Paper Summary

The article discusses how attackers can exploit different speculation mechanisms in modern processors to leak data. Existing models only account for fixed speculation mechanisms, making it hard to reason about new ones.

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