ethumb - check inoput index from stdin

fix CID 1402646
2020-09-19 23:03:20 +01:00 · 2020-09-19 23:03:20 +01:00 · 99636bdd5f
parent e243a60bb2
commit 99636bdd5f
1 changed files with 2 additions and 0 deletions
--- a/src/bin/ethumb_client/ethumbd_slave.c
+++ b/src/bin/ethumb_client/ethumbd_slave.c
@ -667,6 +667,8 @@ _ec_op_setup(struct _Ethumbd_Child *ec)
   r = _ec_read_safe(stdin, &idx, sizeof(idx));
   if (!r)
     return 0;
+   if ((idx < 0) || (idx >= NETHUMBS))
+     return 0;

   r = _ec_read_safe(stdin, &type, sizeof(type));
   if (!r)