--- a/IlmImf/ImfDeepScanLineInputFile.cpp

+++ b/IlmImf/ImfDeepScanLineInputFile.cpp

@@ -647,6 +647,11 @@ LineBufferTask::execute ()

                 _lineBuffer->format = Compressor::XDR;

                 _lineBuffer->uncompressedData = _lineBuffer->buffer;

+

+                if(_lineBuffer->packedDataSize!=maxBytesPerLine)

+                {

+                    THROW (IEX_NAMESPACE::InputExc, "Incorrect size for uncompressed data. Expected " << maxBytesPerLine << " got " << _lineBuffer->packedDataSize << " bytes");

+                }

             }

         }

--- a/IlmImf/ImfDeepTiledInputFile.cpp

+++ b/IlmImf/ImfDeepTiledInputFile.cpp

@@ -929,7 +929,7 @@ DeepTiledInputFile::compatibilityInitial

 void

 DeepTiledInputFile::multiPartInitialize(InputPartData* part)

 {

-    if (isTiled(part->header.type()) == false)

+     if (part->header.type() != DEEPTILE)

         THROW (IEX_NAMESPACE::ArgExc, "Can't build a DeepTiledInputFile from a part of type " << part->header.type());

     _data->_streamData = part->mutex;

--- a/IlmImf/ImfRle.cpp

+++ b/IlmImf/ImfRle.cpp

@@ -146,6 +146,11 @@ rleUncompress (int inLength, int maxLeng

 	    if (0 > (maxLength -= count + 1))

 		return 0;

+        // check the input buffer is big enough to contain

+        // byte to be duplicated

+        if (inLength < 0)

+          return 0;

+

         memset(out, *(char*)in, count+1);

         out += count+1;