Mercurial > dropbear

diff signkey.c @ 1379:616417b27f55 fuzz

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fix null pointer crash
author Matt Johnston <matt@ucc.asn.au>
date Fri, 26 May 2017 00:19:53 +0800
parents bc9e2e148f58
children c98e242dc505
line wrap: on
line diff
--- a/signkey.c	Fri May 26 00:19:39 2017 +0800
+++ b/signkey.c	Fri May 26 00:19:53 2017 +0800
@@ -547,7 +547,7 @@
 #if DROPBEAR_ECDSA
 	if (signkey_is_ecdsa(type)) {
 		ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
-		if (eck) {
+		if (eck && *eck) {
 			return buf_ecdsa_verify(buf, *eck, data_buf);
 		}
 	}