MICROPROCESSOR PROTECTED AGAINST STACK OVERFLOW
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United States of America Patent
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N/A
app pub date -
Jul 6, 2012
filing date -
Jul 8, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A microprocessor includes a central processing unit, at least one call stack, a stack pointer, an address bus, and a data bus. The microprocessor further includes a hardware monitor configured to supply protection codes, insert the protection codes in the stack or let the central processing unit insert them, and then generate an error signal in response to an attempt to modify a protection code present in the stack.
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