New GPUThor Rowhammer Defeats ECC on NVIDIA RTX A6000 to Gain Host Root Access

Academic researchers have disclosed a Rowhammer attack impacting NVIDIA workstation GPUs with GDDR6 memory that defeats error correction codes ECC the mitigation NVIDIA recommends against GPU Rowhammer and enables denialofservice DoS and privilege escalation to a root shell Dubbed GPUThor the attack was developed by researchers at the University of Toronto who hammered four DRAM