From 8e4b7a591c6a31b960d6e9e769c8efe15751df97 Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Thu, 9 Feb 2017 23:06:13 +0100
Subject: xplist: Fix OOB heap buffer read with empty data nodes

Credit to OSS-Fuzz
---
 src/xplist.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/xplist.c b/src/xplist.c
index f5ddddd..0e9b007 100644
--- a/src/xplist.c
+++ b/src/xplist.c
@@ -1103,8 +1103,10 @@ static void node_from_xml(parse_ctx ctx, plist_t *plist, uint32_t depth)
                             goto err_out;
                         }
                         size_t size = tp->length;
-                        data->buff = base64decode(str_content, &size);
-                        data->length = size;
+                        if (size > 0) {
+                            data->buff = base64decode(str_content, &size);
+                            data->length = size;
+                        }
 
                         if (requires_free) {
                             free(str_content);
-- 
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