ethumb - fix index range check

fix CID 1402628
2020-09-19 23:13:08 +01:00 · 2020-09-19 23:13:08 +01:00 · d64d4568bd
parent fd93bed3d1
commit d64d4568bd
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
@ -252,6 +252,8 @@ _ec_op_generate(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_pipe_str_read(ec, &path);
   if (!r)