From d8a55d739dda4640c7d5e4baf990e2aa59c6a783 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zdenko=20Podobn=C3=BD?= <zdenop@gmail.com>
Date: Fri, 22 May 2015 21:17:33 +0200
Subject: [PATCH] Fix potential null pointer dereference in
 ccmain/paragraphs.cpp.

---
 api/pdfrenderer.cpp   | 6 +++++-
 ccmain/paragraphs.cpp | 7 +++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/api/pdfrenderer.cpp b/api/pdfrenderer.cpp
index 4acd9897a..4d20bb3ae 100644
--- a/api/pdfrenderer.cpp
+++ b/api/pdfrenderer.cpp
@@ -636,7 +636,11 @@ bool TessPDFRenderer::BeginDocumentHandler() {
                "  /Length1 %ld\n"
                ">>\n"
                "stream\n", size, size);
-  if (n >= sizeof(buf)) return false;
+  if (n >= sizeof(buf))
+  { 
+  	delete[] buffer;
+	return false;
+  }
   AppendString(buf);
   objsize  = strlen(buf);
   AppendData(buffer, size);
diff --git a/ccmain/paragraphs.cpp b/ccmain/paragraphs.cpp
index 17f2d7399..a36364c34 100644
--- a/ccmain/paragraphs.cpp
+++ b/ccmain/paragraphs.cpp
@@ -2400,8 +2400,11 @@ void InitializeTextAndBoxesPreRecognition(const MutableIterator &it,
     }
     word_res = page_res_it.forward();
   } while (page_res_it.row() == this_row);
-  info->lword_box = lword->word->bounding_box();
-  info->rword_box = rword->word->bounding_box();
+
+  if(lword)
+    info->lword_box = lword->word->bounding_box();
+  if(rword)
+    info->rword_box = rword->word->bounding_box();
 }