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 denial-of-service DoS and privilege escalation to a root shell. Dubbed GPUThor ,...

Unable to power-on a VM that uses a RTX A6000 vGPU

When you configure your VM to use an NVIDIA RTX A6000 card for its vGPU, the VM can fail to power on and XenCenter displays the error: "Internal Error:Can't determine the number of VFs for PCI"...