DRAM bender: An extensible and versatile FPGA-based infrastructure to easily test state-of-the-art DRAM chips

A Olgun, H Hassan, AG Yağlıkçı… - … on Computer-Aided …, 2023 - ieeexplore.ieee.org
To understand and improve DRAM performance, reliability, security, and energy efficiency,
prior works study characteristics of commodity DRAM chips. Unfortunately, state-of-the-art …

Deepvenom: Persistent dnn backdoors exploiting transient weight perturbations in memories

K Cai, MHI Chowdhuryy, Z Zhang… - 2024 IEEE Symposium …, 2024 - ieeexplore.ieee.org
Backdoor attacks have raised significant concerns in machine learning (ML) systems.
Mainstream ML backdoor attacks typically involve either poisoning the victim's training …

Siloz: Leveraging DRAM Isolation Domains to Prevent Inter-VM Rowhammer

K Loughlin, J Rosenblum, S Saroiu, A Wolman… - Proceedings of the 29th …, 2023 - dl.acm.org
Today's cloud DRAM lacks strong isolation primitives, highlighted by Rowhammer bit flips.
Rowhammer poses an increasing threat to cloud security/reliability, given (1) DRAM …

Functionally-Complete Boolean Logic in Real DRAM Chips: Experimental Characterization and Analysis

İE Yüksel, YC Tuğrul, A Olgun… - … Symposium on High …, 2024 - ieeexplore.ieee.org
Processing-using-DRAM (PuD) is an emerging paradigm that leverages the analog
operational properties of DRAM circuitry to enable massively parallel in-DRAM computation …

SpyHammer: Using RowHammer to remotely spy on temperature

L Orosa, U Rührmair, AG Yağlikçi, H Luo… - …, 2022 - research-collection.ethz.ch
RowHammer is a DRAM vulnerability that can cause bit errors in a victim DRAM row by just
accessing its neighboring DRAM rows at a high-enough rate. Recent studies demonstrate …

Spatial Variation-Aware Read Disturbance Defenses: Experimental Analysis of Real DRAM Chips and Implications on Future Solutions

AG Yağlıkçı, YC Tuğrul, GF Oliveira… - … Symposium on High …, 2024 - ieeexplore.ieee.org
Read disturbance in modern DRAM chips is a widespread phenomenon and is reliably used
for breaking memory isolation, a fundamental building block for building robust systems …

Read disturbance in high bandwidth memory: A detailed experimental study on hbm2 dram chips

A Olgun, M Osseiran, AG Yağlıkçı… - 2024 54th Annual …, 2024 - ieeexplore.ieee.org
We experimentally demonstrate the effects of read disturbance (RowHammer and
RowPress) and uncover the inner workings of undocumented read disturbance defense …

Rethinking the Producer-Consumer Relationship in Modern DRAM-Based Systems

M Patel, T Shahroodi, A Manglik, AG Yağlıkçı… - IEEE …, 2024 - ieeexplore.ieee.org
Generational improvements to commodity DRAM throughout half a century have long
solidified its prevalence as main memory across the computing industry. However …

Removing Obstacles before Breaking Through the Memory Wall: A Close Look at {HBM} Errors in the Field

R Wu, S Zhou, J Lu, Z Shen, Z Xu, J Shu… - 2024 USENIX Annual …, 2024 - usenix.org
High-bandwidth memory (HBM) is regarded as a promising technology for fundamentally
overcoming the memory wall. It stacks up multiple DRAM dies vertically to dramatically …

Understanding Read Disturbance in High Bandwidth Memory: An Experimental Analysis of Real HBM2 DRAM Chips

A Olgun, M Osseiran, AG Yaglikci, YC Tugrul… - arXiv preprint arXiv …, 2023 - arxiv.org
DRAM read disturbance is a significant and worsening safety, security, and reliability issue
of modern DRAM chips that can be exploited to break memory isolation. Two prominent …