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Comment by bits

Whoa. Does the addition of Thunderbolt imply that all USB4 host systems are exposed to DMA attacks[0]?

Doesn't this open up every USB system (all systems?) to arbitrary, uncontrolled memory access including silently flashing new firmware/microcode to system components?

0: https://en.wikipedia.org/wiki/DMA_attack

parent bits 7 years ago

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