qpsmtpd/sme9/qpsmtpd-0.84-deny_login_with_null.patch

diff -Nur qpsmtpd-0.84_bz9167/plugins/auth/auth_cvm_unix_local qpsmtpd-0.84/plugins/auth/auth_cvm_unix_local
--- qpsmtpd-0.84_bz9167/plugins/auth/auth_cvm_unix_local        2009-04-03 07:48:33.000000000 +0200
+++ qpsmtpd-0.84/plugins/auth/auth_cvm_unix_local       2016-01-06 17:06:18.782453739 +0100
@@ -85,6 +85,11 @@
 
     $self->log(LOGINFO, "authcvm/$method authentication attempt for: $user");
 
+    if ($user =~ /\x00/) {
+        $self->log(LOGERROR, "deny: invalid username");
+        return (DENY, "authcvm, invalid username");
+    };
+
     socket(SOCK, PF_UNIX, SOCK_STREAM, 0) 
         or return (DENY, "authcvm/$method");
 
1	diff -Nur qpsmtpd-0.84_bz9167/plugins/auth/auth_cvm_unix_local qpsmtpd-0.84/plugins/auth/auth_cvm_unix_local
2	--- qpsmtpd-0.84_bz9167/plugins/auth/auth_cvm_unix_local 2009-04-03 07:48:33.000000000 +0200
3	+++ qpsmtpd-0.84/plugins/auth/auth_cvm_unix_local 2016-01-06 17:06:18.782453739 +0100
4	@@ -85,6 +85,11 @@
5
6	$self->log(LOGINFO, "authcvm/$method authentication attempt for: $user");
7
8	+ if ($user =~ /\x00/) {
9	+ $self->log(LOGERROR, "deny: invalid username");
10	+ return (DENY, "authcvm, invalid username");
11	+ };
12	+
13	socket(SOCK, PF_UNIX, SOCK_STREAM, 0)
14	or return (DENY, "authcvm/$method");
15