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Small clean up on call stack section

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Spelling, clarified what items go to the call stack and how any attack is executed
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Mikko Ohtamaa 2021-02-08 12:17:53 +01:00 committed by GitHub
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1 changed files with 4 additions and 3 deletions

7
docs/security-considerations.rst
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@ -181,13 +181,14 @@ Sending and Receiving Ether
contract. Again, the best practice here is to use a :ref:`"withdraw"
pattern instead of a "send" pattern <withdrawal_pattern>`.
Callstack Depth
===============
Call stack Depth
================
External function calls can fail any time because they exceed the maximum
call stack of 1024. In such situations, Solidity throws an exception.
Malicious actors might be able to force the call stack to a high value
before they interact with your contract.
before they interact with your contract, by controlling the number of calls
and local function variables on the stack.
Note that ``.send()`` does **not** throw an exception if the call stack is
depleted but rather returns ``false`` in that case. The low-level functions