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openSUSE:Backports:SLE-15
podofo
0013-Fix-CVE-2017-6847-NULL-pointer-dereference...
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File 0013-Fix-CVE-2017-6847-NULL-pointer-dereference-when-reading-XObject-without-BBox.patch of Package podofo
Subject: Fix CVE-2017-6847: NULL pointer dereference when reading XObject without BBox Url: https://sourceforge.net/p/podofo/code/1846/ --- a/podofo/trunk/src/doc/PdfXObject.cpp +++ b/podofo/trunk/src/doc/PdfXObject.cpp @@ -261,8 +261,10 @@ m_pResources = pObject->GetIndirectKey( "Resources" ); m_Identifier = PdfName( out.str().c_str() ); - m_rRect = PdfRect( this->GetObject()->GetIndirectKey( "BBox" )->GetArray() ); - m_Reference = this->GetObject()->Reference(); + m_Reference = this->GetObject()->Reference(); + + if( this->GetObject()->GetIndirectKey( "BBox" ) ) + m_rRect = PdfRect( this->GetObject()->GetIndirectKey( "BBox" )->GetArray() ); } void PdfXObject::InitXObject( const PdfRect & rRect, const char* pszPrefix )
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