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Huge exponent in POW could lead to long calculations #2060

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roman-khimov opened this issue Jul 12, 2021 · 0 comments
Closed

Huge exponent in POW could lead to long calculations #2060

roman-khimov opened this issue Jul 12, 2021 · 0 comments
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neo-project/neo#2536

Some incompatible VM changes are needed, so waiting for upstream solution.
@roman-khimov roman-khimov added the bug Something isn't working label Jul 12, 2021
@roman-khimov roman-khimov added this to the v0.96.0 milestone Jul 12, 2021
@roman-khimov roman-khimov self-assigned this Jul 14, 2021
roman-khimov added a commit that referenced this issue Jul 17, 2021
@roman-khimov
vm: limit POW, fix #2060
e886576 
Calculating pow(pow(2, 255), 0xffffffff) takes unknown amount of time. See
also neo-project/neo-vm#422.
AnnaShaleva pushed a commit that referenced this issue Jul 22, 2021
@roman-khimov @AnnaShaleva
vm: limit POW, fix #2060
78dd137 
Calculating pow(pow(2, 255), 0xffffffff) takes unknown amount of time. See
also neo-project/neo-vm#422.
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