Bruce Dawson’s Xbox 360 Prefetch Bug

Bruce Dawson once worked for Microsoft where he found a bug in the Xbox 360 that he was reminded of by the Spectre and Meltdown exploits:

A game developer who was using this function reported weird crashes – heap corruption crashes, but the heap structures in the memory dumps looked normal. After staring at the crash dumps for awhile I realized what a mistake I had made.

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