pedersen x range bug fix (NethermindEth#595)

Co-authored-by: rian <[email protected]>
PsychoPunkSage · Jul 18, 2024 · 20b9a51 · 20b9a51
1 parent 98f77d7
commit 20b9a51
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/curve/curve.go b/curve/curve.go
@@ -590,7 +590,7 @@ func (sc StarkCurve) PedersenHash(elems []*big.Int) (hash *big.Int, err error) {
 	for i, elem := range elems {
 		x := new(big.Int).Set(elem)
 
-		if x.Cmp(big.NewInt(0)) != -1 && x.Cmp(sc.P) != -1 {
+		if x.Cmp(big.NewInt(0)) == -1 || x.Cmp(sc.P) >= 0 {
 			return ptx, fmt.Errorf("invalid x: %v", x)
 		}