fix: geth p2p bug

blast-io · Feb 1, 2025 · 7d01f88 · 7d01f88 · geomad · Feb 1, 2025
1 parent 706acdd
commit 7d01f88
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/blast-geth/crypto/crypto.go b/blast-geth/crypto/crypto.go
@@ -169,6 +169,9 @@ func UnmarshalPubkey(pub []byte) (*ecdsa.PublicKey, error) {
 	if x == nil {
 		return nil, errInvalidPubkey
 	}
+	if !S256().IsOnCurve(x, y) {
+		return nil, errInvalidPubkey
+	}
 	return &ecdsa.PublicKey{Curve: S256(), X: x, Y: y}, nil
 }