--- httpd-2.4.12/modules/proxy/proxy_util.c.orig	2015-03-09 15:08:06.237756037 +0100
+++ httpd-2.4.12/modules/proxy/proxy_util.c	2015-03-09 15:08:38.454298418 +0100
@@ -2653,6 +2653,10 @@
             }
             conn->connection = NULL;
 
+            /* Set a timeout for connecting to the backend on the socket */
+            if (worker->s->conn_timeout_set) {
+                apr_socket_timeout_set(newsock, worker->s->conn_timeout);
+            }
             rv = ap_proxy_connect_uds(newsock, conn->uds_path, conn->scpool);
             if (rv != APR_SUCCESS) {
                 apr_socket_close(newsock);