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When Mitigations Backfire: Timing Channel Attacks and Defense for PRAC-Based RowHammer Mitigations

🗓️ 19 May 2025 00:00:00Reported by Prashant J. Nair, Jeonghyun Woo, Joyce Qu, Gururaj SaileshwarType 
packetstormnews
 packetstormnews
🔗 packetstorm.news👁 4 Views

PRAC mitigates RowHammer but creates a timing channel; introduces PRACLeak and Timing Safe PRAC with timing based refresh management and low overhead.

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