ajax - Detect Heap Overflow in Javascript -

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i work on javascript project.

in project detected application crash when send data in ajax request. in text shield, each time users write character or copy past something, send data patch request back-end. if want trigger crash, send 4 or 5 time 10000 'a' characters.

how detect if crash triggered javascript heap overflow? , how protect memory corruption?

do have example of javascript heap overflow exploit , protection?


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