File CVE-2016-9296.patch of Package p7zip

Index: p7zip_16.02/CPP/7zip/Archive/7z/7zIn.cpp
===================================================================
--- p7zip_16.02.orig/CPP/7zip/Archive/7z/7zIn.cpp
+++ p7zip_16.02/CPP/7zip/Archive/7z/7zIn.cpp
@@ -1097,7 +1097,10 @@ HRESULT CInArchive::ReadAndDecodePackedS
       if (CrcCalc(data, unpackSize) != folders.FolderCRCs.Vals[i])
         ThrowIncorrect();
   }
-  HeadersSize += folders.PackPositions[folders.NumPackStreams];
+
+  if (folders.PackPositions)
+    HeadersSize += folders.PackPositions[folders.NumPackStreams];
+
   return S_OK;
 }