commit 5363aee8bd91095c9a420625500e4fd5983349ae
author Ben Lindstrom <mouring@eviladmin.org> Mon Jun 25 04:42:20 2001 +0000
committer Ben Lindstrom <mouring@eviladmin.org> Mon Jun 25 04:42:20 2001 +0000
tree d716d5ee5cc3455d106d408dcace7b8020da1a52
parent a4789ef8785c4ac37187cf3b9b937524d2823b4b

   - markus@cvs.openbsd.org 2001/06/23 05:26:02
     [key.c]
     handle sigature of size 0 (some broken clients send this).

key.c

diff --git a/key.c b/key.c
index 3b9f9f7..84306a9 100644
--- a/key.c
+++ b/key.c
@@ -32,7 +32,7 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #include "includes.h"
-RCSID("$OpenBSD: key.c,v 1.25 2001/04/17 10:53:24 markus Exp $");
+RCSID("$OpenBSD: key.c,v 1.26 2001/06/23 05:26:02 markus Exp $");
 
 #include <openssl/evp.h>
 
@@ -768,6 +768,9 @@
     u_char *signature, int signaturelen,
     u_char *data, int datalen)
 {
+	if (signaturelen == 0)
+		return -1;
+
 	switch(key->type){
 	case KEY_DSA:
 		return ssh_dss_verify(key, signature, signaturelen, data, datalen);