Experimental Analysis of Vulnerabilities in MLC NAND Flash Memory Programming

This session at HPCA explores the experimental analysis, exploits, and mitigation techniques related to vulnerabilities in MLC NAND flash memory programming. The presentation delves into the risks associated with NAND flash memory, such as data corruption and errors during read operations. It discusses potential exploits and ways to address these security concerns. Various techniques for enhancing the integrity and reliability of NAND flash memory are highlighted, emphasizing the importance of understanding and mitigating vulnerabilities in programming practices.

• Vulnerabilities
• MLC NAND
• Flash Memory
• Exploits
• Mitigation Techniques

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1. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F 11 00 01 11 128GB NAND Flash 256GB NAND Flash 00 10 11 10

2. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F 11 00 01 11 128GB NAND Flash 256GB NAND Flash 00 10 11 10 10 11 Program 00 ?? 10 10

3. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F 11 00 01 11 128GB NAND Flash 256GB NAND Flash 00 10 11 10 10 11 Program 00 ?? 00 ?0 ?? Step 2 Step 1 10 10

4. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F

5. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F Controller Flash Memory MSB . . . MSB data LSB Read With Errors . . . . . . MSB 1 MSB n MSB 0 Read Without Errors LSB n LSB 0 LSB 1

6. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F Controller Flash Memory MSB . . . MSB data LSB Read With Errors . . . . . . MSB 1 MSB n MSB 0 Read Without Errors LSB n LSB 0 LSB 1 ECC Limit Error Rate Lifetime

7. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F

8. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F

9. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F Lifetime (P/E Cycles) 8K Solution #3 16% Baseline 6K 4K 2K 0 10K 20K 30K 40K Read Disturb Count

10. Vulnerabilities in MLC NAND Flash Memory Programming: Experimental Analysis, Exploits, and Mitigation Techniques HPCA Session 3A Monday, 3:15 PM, Salon F Lifetime (P/E Cycles) 8K Solution #3 16% Baseline 6K 4K 2K 0 10K 20K 30K 40K Read Disturb Count