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#10 BleepingComputer general August 26, 2026 at 18:48 UTC

New GPUThor attack defeats NVIDIA ECC protection for root access

By Bill Toulas

AI Summary

Researchers disclosed GPUThor, a new Rowhammer-class attack targeting NVIDIA GPUs that bypasses error-correcting code (ECC) memory protections to achieve denial-of-service and root-level privilege escalation. The attack demonstrates that ECC, previously considered a reliable hardware mitigation for Rowhammer on GPUs, does not provide complete protection, with implications for cloud environments and AI workloads running on shared NVIDIA GPU infrastructure. No patch is currently available; organizations should monitor NVIDIA's security advisories.

Read full article → https://www.bleepingcomputer.com/news/security/new…

Relevance score: 78.0/100

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