Security-improving technologies which could be deployed now
Posted Oct 15, 2004 6:41 UTC (Fri) by
eru (subscriber, #2753)
In reply to:
Security-improving technologies which could be deployed now by iabervon
Parent article:
Security-improving technologies which could be deployed now
Would there be any problem with making the stack grow in the opposite direction
The direction the stack grows is usually fixed by the processor
architecture, at least in all CISC-style processors. For example in the x86
family there are several common instructions that automaticlly push data to
the stack or pop it. Making the stack grow in "unnatural" direction would
require somehow working around their behaviour. Maybe you could do it but
it certainly would impact performance and introduce extra complexity.
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