File dovecot-CVE-2019-11494-fix-error-handling.patch of Package dovecot23.12668

--- dovecot-2.3.3/src/lib-smtp/smtp-server-cmd-auth.c-orig	2019-09-25 16:41:55.090531075 +0200
+++ dovecot-2.3.3/src/lib-smtp/smtp-server-cmd-auth.c	2019-09-25 16:42:24.102895047 +0200
@@ -97,6 +97,7 @@
 			smtp_server_connection_debug(conn,
 				"Client sent invalid AUTH response: %s", error);
 
+			smtp_server_command_input_lock(cmd);
 			switch (error_code) {
 			case SMTP_COMMAND_PARSE_ERROR_BROKEN_COMMAND:
 				conn->input_broken = TRUE;