From b71792b11086d9df748f36d02f93d360d135cd7c Mon Sep 17 00:00:00 2001
From: Maxim Dounin <mdounin@mdounin.ru>
Date: Mon, 3 Sep 2018 19:17:06 +0300
Subject: [PATCH] Uwsgi: added a check on maximum uwsgi request size.

Requested by Chris Caputo.
---
 src/http/modules/ngx_http_uwsgi_module.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/http/modules/ngx_http_uwsgi_module.c b/src/http/modules/ngx_http_uwsgi_module.c
index 8411cfd8d..d0adbdbf2 100644
--- a/src/http/modules/ngx_http_uwsgi_module.c
+++ b/src/http/modules/ngx_http_uwsgi_module.c
@@ -960,6 +960,12 @@ ngx_http_uwsgi_create_request(ngx_http_request_t *r)
     }
 #endif
 
+    if (len > 65535) {
+        ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
+                      "uwsgi request is too big: %uz", len);
+        return NGX_ERROR;
+    }
+
     b = ngx_create_temp_buf(r->pool, len + 4);
     if (b == NULL) {
         return NGX_ERROR;