$OpenBSD: patch-xpdf_XRef_cc,v 1.1 2005/08/22 22:37:12 naddy Exp $
--- xpdf/XRef.cc.orig	Sat Aug 20 22:14:19 2005
+++ xpdf/XRef.cc	Sat Aug 20 22:16:10 2005
@@ -819,6 +819,9 @@ GBool XRef::checkEncrypted(GString *owne
 	} else {
 	  keyLength = 5;
 	}
+	if (keyLength > 16) {
+	  keyLength = 16;
+	}
 	permFlags = permissions.getInt();
 	if (encVersion >= 1 && encVersion <= 2 &&
 	    encRevision >= 2 && encRevision <= 3) {
