7702 fix

NethermindEth · Oct 17, 2024 · 0c3dc33 · 0c3dc33
1 parent 937ac55
commit 0c3dc33
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/Nethermind/Nethermind.Evm/TransactionProcessing/TransactionProcessor.cs b/src/Nethermind/Nethermind.Evm/TransactionProcessing/TransactionProcessor.cs
@@ -243,7 +243,9 @@ bool IsValidForExecution(
                 ISet<Address> accessedAddresses,
                 [NotNullWhen(false)] out string? error)
             {
-                if (authorizationTuple.Authority is null)
+                UInt256 s = new (authorizationTuple.AuthoritySignature.SAsSpan, isBigEndian: true);
+                if (authorizationTuple.Authority is null
+                    || s > Secp256K1Curve.HalfN)
                 {
                     error = "Bad signature.";
                     return false;