check the threshold and size of vs is equal

bnb-chain · Feb 22, 2024 · 0a4a457 · 0a4a457
1 parent 0a2c62d
commit 0a4a457
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/crypto/vss/feldman_vss.go b/crypto/vss/feldman_vss.go
@@ -93,7 +93,7 @@ func Create(ec elliptic.Curve, threshold int, secret *big.Int, indexes []*big.In
 }
 
 func (share *Share) Verify(ec elliptic.Curve, threshold int, vs Vs) bool {
-	if share.Threshold != threshold || vs == nil {
+	if share.Threshold != threshold || vs == nil || len(vs) != threshold {
 		return false
 	}
 	var err error