diff -Nur original/source/graphic/grfmgr2.cxx modified/source/graphic/grfmgr2.cxx
--- original/source/graphic/grfmgr2.cxx	2012-07-27 12:00:30.765625000 -0700
+++ modified/source/graphic/grfmgr2.cxx	2012-07-27 11:41:11.312500000 -0700
@@ -1205,6 +1205,7 @@
 		}
 		else
 		{
+            //Some abnormal .svm file may hit this assertion( sample file of Bug 120165 ) 
             DBG_ASSERT( rBmpEx.GetMask().GetSizePixel() == rBmpEx.GetSizePixel(),
                         "GraphicManager::ImplCreateScaled(): mask size inconsistent" );
 
@@ -1240,17 +1241,28 @@
 					for( nY = 0UL, nTmpY = nStartY; nY < nDstH; nTmpY++ )
 						pMapLY[ nY++ ] = FRound( (double) pMapIY[ nTmpY ] + pMapFY[ nTmpY ] / 1048576. );
 
+                    //Bug 120165 
+                    //Here pMapLY is calculated from pMapIY&pMapFY, and pMapIY&pMapFY is calculated from the height of rBmpEx.GetSizePixel() In function "GraphicManager::ImplCreateOutput"
+                    //rBmpEx.GetSizePixel() should be equal to rBmpEx.GetMask().GetSizePixel() usually. But in some .svm file, rBmpEx.GetMask() may be smaller than rBmpEx.GetBitmap()
+                    long nDstWV( nDstW ), nDstHV( nDstH );
+                    
+                    if( rBmpEx.GetMask().GetSizePixel() != rBmpEx.GetSizePixel() ) //abnormal BitmapEx whose mask does not have the same size as its Bitmap
+                    {
+                        for( const unsigned nWMask( pAcc->Width() ); nDstWV > 0 && pMapLX[ nDstWV - 1 ] >= nWMask; nDstWV -- );
+                        for( const unsigned nHMask( pAcc->Height() ); nDstHV > 0 && pMapLY[ nDstHV - 1 ] >= nHMask; nDstHV -- );
+                    }
+
 					// do normal scaling
 					if( pAcc->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL &&
 						pWAcc->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL )
 					{
 						// optimized
-						for( nY = 0; nY < nDstH; nY++ )
+						for( nY = 0; nY < nDstHV; nY++ )
 						{
 							Scanline pSrc = pAcc->GetScanline( pMapLY[ nY ] );
 							Scanline pDst = pWAcc->GetScanline( nY );
 
-							for( nX = 0L; nX < nDstW; nX++ )
+							for( nX = 0L; nX < nDstWV; nX++ )
 							{
 								const long nSrcX = pMapLX[ nX ];
 
@@ -1269,9 +1281,9 @@
 
 						if( pAcc->HasPalette() )
 						{
-							for( nY = 0L; nY < nDstH; nY++ )
+							for( nY = 0L; nY < nDstHV; nY++ )
 							{
-								for( nX = 0L; nX < nDstW; nX++ )
+								for( nX = 0L; nX < nDstWV; nX++ )
 								{
 									if( pAcc->GetPaletteColor( (sal_uInt8) pAcc->GetPixel( pMapLY[ nY ], pMapLX[ nX ] ) ) == aB )
 										pWAcc->SetPixel( nY, nX, aWB );
@@ -1282,9 +1294,9 @@
 						}
 						else
 						{
-							for( nY = 0L; nY < nDstH; nY++ )
+							for( nY = 0L; nY < nDstHV; nY++ )
 							{
-								for( nX = 0L; nX < nDstW; nX++ )
+								for( nX = 0L; nX < nDstWV; nX++ )
 								{
 									if( pAcc->GetPixel( pMapLY[ nY ], pMapLX[ nX ] ) == aB )
 										pWAcc->SetPixel( nY, nX, aWB );