bounds check when comparing polynomials

drand · Feb 14, 2024 · 5924c77 · 5924c77
1 parent 96c6a27
commit 5924c77
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/share/poly.go b/share/poly.go
@@ -387,6 +387,11 @@ func (p *PubPoly) Equal(q *PubPoly) bool {
 		return false
 	}
 	b := 1
+
+	if len(p.commits) < p.Threshold() || len(q.commits) < p.Threshold() {
+		return false
+	}
+
 	for i := 0; i < p.Threshold(); i++ {
 		pb, _ := p.commits[i].MarshalBinary()
 		qb, _ := q.commits[i].MarshalBinary()