Index: trunk/server/common/patches/httpd-bug57070.patch
===================================================================
--- trunk/server/common/patches/httpd-bug57070.patch	(revision 2625)
+++ trunk/server/common/patches/httpd-bug57070.patch	(revision 2625)
@@ -0,0 +1,15 @@
+Index: modules/ssl/ssl_engine_vars.c
+===================================================================
+--- modules/ssl/ssl_engine_vars.c   (revision 1630015)
++++ modules/ssl/ssl_engine_vars.c   (working copy)
+@@ -73,7 +73,9 @@
+ static const char *expr_var_fn(ap_expr_eval_ctx_t *ctx, const void *data)
+ {
+     char *var = (char *)data;
+-    return ssl_var_lookup_ssl(ctx->p, ctx->c, ctx->r, var);
++    SSLConnRec *sslconn = myConnConfig(ctx->c);
++
++    return sslconn ? ssl_var_lookup_ssl(ctx->p, ctx->c, ctx->r, var) : "";
+ }
+ 
+ static int ssl_expr_lookup(ap_expr_lookup_parms *parms)