From b097d7a81b5c9cb349fff5c1efe6a0c390025579 Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sat, 5 Oct 2013 05:52:42 -0400
Subject: Security: handle empty name in normalizeName

---
 libqpdf/QPDF_Name.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'libqpdf')

diff --git a/libqpdf/QPDF_Name.cc b/libqpdf/QPDF_Name.cc
index 9adb25b5..26bd8263 100644
--- a/libqpdf/QPDF_Name.cc
+++ b/libqpdf/QPDF_Name.cc
@@ -16,6 +16,10 @@ QPDF_Name::~QPDF_Name()
 std::string
 QPDF_Name::normalizeName(std::string const& name)
 {
+    if (name.empty())
+    {
+	return name;
+    }
     std::string result;
     result += name[0];
     for (unsigned int i = 1; i < name.length(); ++i)
-- 
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