diff --git a/sshrsa.c b/sshrsa.c
index 371b3e1f..3c0feafe 100644
--- a/sshrsa.c
+++ b/sshrsa.c
@@ -489,6 +489,7 @@ static void *rsa2_newkey(char *data, int len)
     rsa->exponent = getmp(&data, &len);
     rsa->modulus = getmp(&data, &len);
     rsa->private_exponent = NULL;
+    rsa->p = rsa->q = rsa->iqmp = NULL;
     rsa->comment = NULL;
 
     return rsa;