File r1950-Fix-null-pointer-dereference-in-PdfTranslator-setTarget.patch of Package podofo.34526

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r1950 | mabri | 2018-11-17 00:05:15 +0100 (sáb 17 de nov de 2018) | 4 líneas

Fix issue #32: null pointer dereference in PdfTranslator::setTarget()

This is in podofoimpose and fixed there (pdftranslator.cpp) directly.


Index: tools/podofoimpose/pdftranslator.cpp
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--- tools/podofoimpose/pdftranslator.cpp	(revisión: 1949)
+++ tools/podofoimpose/pdftranslator.cpp	(revisión: 1950)
@@ -256,7 +256,13 @@
 				PdfPage * page = sourceDoc->GetPage ( i );
 				PdfMemoryOutputStream outMemStream ( 1 );
 
-				PdfXObject *xobj = new PdfXObject ( page->GetMediaBox(), targetDoc );
+				if (!page) // Fix issue #32
+                {
+                    std::ostringstream oss;
+                    oss << "Page " << i << " (0-based) of " << pcount << " in source doc not found!";
+                    PODOFO_RAISE_ERROR_INFO( ePdfError_PageNotFound, oss.str() );
+                }
+                PdfXObject *xobj = new PdfXObject ( page->GetMediaBox(), targetDoc );
 				if ( page->GetContents()->HasStream() )
 				{
 					page->GetContents()->GetStream()->GetFilteredCopy ( &outMemStream );

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