File opencv-imgcodecs-fix-out-of-bounds-write.patch of Package opencv.openSUSE_Leap_42.3_Update

diff --git a/modules/imgcodecs/src/grfmt_bmp.cpp b/modules/imgcodecs/src/grfmt_bmp.cpp
index a236ac6..e53ae13 100644
--- a/modules/imgcodecs/src/grfmt_bmp.cpp
+++ b/modules/imgcodecs/src/grfmt_bmp.cpp
@@ -371,6 +371,9 @@ decode_rle4_bad: ;
                                                 gray_palette[code] );
 
                         line_end_flag = y - prev_y;
+
+                        if( y >= m_height  )
+                            break;
                     }
                     else if( code > 2 ) // absolute mode
                     {