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fix: Groth16Verifier solidity scalar size check. (security vulnerability) #480

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merged 1 commit into from
Apr 8, 2024
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fix: Groth16Verifier solidity scalar size check. (security vulnerability) #480

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2 changes: 1 addition & 1 deletion templates/verifier_groth16.sol.ejs
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Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ contract Groth16Verifier {
function verifyProof(uint[2] calldata _pA, uint[2][2] calldata _pB, uint[2] calldata _pC, uint[<%=IC.length-1%>] calldata _pubSignals) public view returns (bool) {
assembly {
function checkField(v) {
if iszero(lt(v, q)) {
if iszero(lt(v, r)) {
mstore(0, 0)
return(0, 0x20)
}
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