From e16e3191c3583faab8610915f9ba812f41b6e71e Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Thu, 3 Oct 2013 17:28:57 +0200
Subject: Add size check für array num
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Copied from idmap plugin for winbind by cifs-utils.
---
 cifs_idmap_sss.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cifs_idmap_sss.c b/cifs_idmap_sss.c
index 3e3e0b5..7955f0c 100644
--- a/cifs_idmap_sss.c
+++ b/cifs_idmap_sss.c
@@ -274,6 +274,11 @@ int cifs_idmap_ids_to_sids(void *handle, const struct cifs_uxid *cuxid,
 
     debug("num ids: %zd", num);
 
+    if (num > UINT_MAX) {
+         ctx_set_error(ctx, "num is too large.");
+         return -EINVAL;
+    }
+
     for (i = 0; i < num; ++i) {
         char *str_sid;
         enum sss_id_type id_type;
-- 
cgit