zksync sanity check signature

nikicat · Apr 5, 2023 · 49d0b3c · 49d0b3c
1 parent 9ecefac
commit 49d0b3c
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/core/types/transaction_marshalling.go b/core/types/transaction_marshalling.go
@@ -148,7 +148,11 @@ func (t *Transaction) UnmarshalJSON(input []byte) error {
 		itx.S = (*big.Int)(dec.S)
 		withSignature := itx.V.Sign() != 0 || itx.R.Sign() != 0 || itx.S.Sign() != 0
 		if withSignature {
-			if err := sanityCheckSignature(itx.V, itx.R, itx.S, true); err != nil {
+			mayBeProtected := true
+			if byte(itx.V.Uint64()) < 27 {
+				mayBeProtected = false
+			}
+			if err := sanityCheckSignature(itx.V, itx.R, itx.S, mayBeProtected); err != nil {
 				return err
 			}
 		}