Description: CVE-2018-5308
Acked-By: Mattia Rizzolo <mattia@debian.org>
Origin: https://sourceforge.net/p/podofo/code/1870
Origin: https://sourceforge.net/p/podofo/code/1876

--- a/src/base/PdfOutputStream.cpp
+++ b/src/base/PdfOutputStream.cpp
@@ -85,6 +85,11 @@
 PdfMemoryOutputStream::PdfMemoryOutputStream( char* pBuffer, pdf_long lLen )
     : m_lLen( 0 ), m_bOwnBuffer( false )
 {
+    if( !pBuffer ) 
+    {
+        PODOFO_RAISE_ERROR( ePdfError_InvalidHandle );
+    }
+
     m_lSize   = lLen;
     m_pBuffer = pBuffer;
 }
@@ -98,7 +103,7 @@
 
 pdf_long PdfMemoryOutputStream::Write( const char* pBuffer, pdf_long lLen )
 {
-    if( !m_pBuffer ) 
+    if( !pBuffer ) 
     {
         PODOFO_RAISE_ERROR( ePdfError_InvalidHandle );
     }