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-rw-r--r--filter/source/graphicfilter/itiff/itiff.cxx4
1 files changed, 4 insertions, 0 deletions
diff --git a/filter/source/graphicfilter/itiff/itiff.cxx b/filter/source/graphicfilter/itiff/itiff.cxx
index f7956310a646..df212685e7f5 100644
--- a/filter/source/graphicfilter/itiff/itiff.cxx
+++ b/filter/source/graphicfilter/itiff/itiff.cxx
@@ -927,12 +927,16 @@ bool TIFFReader::ConvertScanline(sal_Int32 nY)
{
sal_uLong nMinMax = ( ( 1 << nDstBitsPerPixel ) - 1 ) / ( nMaxSampleValue - nMinSampleValue );
sal_uInt8* pt = pMap[ 0 ];
+ sal_uInt8* ptend = pt + nBytesPerRow;
sal_uInt8 nShift;
switch ( nDstBitsPerPixel )
{
case 8 :
{
+ if (pt + nImageWidth > ptend)
+ return false;
+
if ( bByteSwap )
{
if ( nPredictor == 2 )