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home:Alexander_Naumov:SLE-12:Update
podofo.34526
r1851-Fix-for-CVE-2017-8787-Read-out-of-buffer-...
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File r1851-Fix-for-CVE-2017-8787-Read-out-of-buffer-size.patch of Package podofo.34526
------------------------------------------------------------------------ r1851 | aja_ | 2017-06-04 14:15:23 +0200 (dom, 04 jun 2017) | 2 lines Fix for CVE-2017-8787 - Read out of buffer size in PdfXRefStreamParserObject::ReadXRefStreamEntry() Index: src/base/PdfXRefStreamParserObject.cpp =================================================================== --- src/base/PdfXRefStreamParserObject.cpp (revision 1850) +++ src/base/PdfXRefStreamParserObject.cpp (revision 1851) @@ -124,6 +124,11 @@ pdf_long lBufferLen; const size_t entryLen = static_cast<size_t>(nW[0] + nW[1] + nW[2]); + if( nW[0] + nW[1] + nW[2] < 0 ) + { + PODOFO_RAISE_ERROR_INFO( ePdfError_NoXRef, "Invalid entry length in XRef stream" ); + } + this->GetStream()->GetFilteredCopy( &pBuffer, &lBufferLen ); ------------------------------------------------------------------------
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