Comment on Exploiting System Management Mode with a very long interruptparentComments−wtallis1moI wonder whether a Thunderbolt accessory can cause arbitrarily long IO operations. What's the upper bound before some other layer gives up and causes the instruction to fault?−M95D1moNo need. Thunderbolt is usually susceptible to DMA attacks.
Comments
I wonder whether a Thunderbolt accessory can cause arbitrarily long IO operations. What's the upper bound before some other layer gives up and causes the instruction to fault?
No need. Thunderbolt is usually susceptible to DMA attacks.