From 61543432c0d9f31ff65d8c6793bd8208cc64440f Mon Sep 17 00:00:00 2001
From: Tsuda Kageyu <tsuda.kageyu@gmail.com>
Date: Tue, 23 Dec 2014 20:58:36 +0900
Subject: [PATCH] Fix an excessive loop when parsing an APE file.

---
 taglib/ape/apetag.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/taglib/ape/apetag.cpp b/taglib/ape/apetag.cpp
index e1252193..22471d40 100644
--- a/taglib/ape/apetag.cpp
+++ b/taglib/ape/apetag.cpp
@@ -368,10 +368,13 @@ ByteVector APE::Tag::render() const
 
 void APE::Tag::parse(const ByteVector &data)
 {
-  uint pos = 0;
-
   // 11 bytes is the minimum size for an APE item
 
+  if(data.size() < 11)
+    return;
+
+  uint pos = 0;
+
   for(uint i = 0; i < d->footer.itemCount() && pos <= data.size() - 11; i++) {
     APE::Item item;
     item.parse(data.mid(pos));