From ec4076b8959ff50033a2131a4fd51eaa57ea7e4f Mon Sep 17 00:00:00 2001
From: "Carsten Haitzler (Rasterman)" <raster@rasterman.com>
Date: Sat, 19 Sep 2020 23:15:44 +0100
Subject: [PATCH] ethumb - fix idx range check

fix CID 1402612
---
 src/bin/ethumb_client/ethumbd_slave.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/bin/ethumb_client/ethumbd_slave.c b/src/bin/ethumb_client/ethumbd_slave.c
index c09c4ced5d..1b805a4bd3 100644
--- a/src/bin/ethumb_client/ethumbd_slave.c
+++ b/src/bin/ethumb_client/ethumbd_slave.c
@@ -183,6 +183,8 @@ _ec_op_new(struct _Ethumbd_Child *ec)
    r = _ec_read_safe(stdin, &idx, sizeof(idx));
    if (!r)
      return 0;
+   if ((idx < 0) || (idx >= NETHUMBS))
+     return 0;
 
    DBG("ethumbd new(). idx = %d", idx);