Fix out of bounds write

c58152d9 · blendin · 7475d23f · c58152d9
Commit c58152d9 authored Sep 27, 2017 by blendin
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grfmt_bmp.cpp modules/imgcodecs/src/grfmt_bmp.cpp +3 -0

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--- a/modules/imgcodecs/src/grfmt_bmp.cpp
+++ b/modules/imgcodecs/src/grfmt_bmp.cpp
@@ -375,6 +375,9 @@ decode_rle4_bad: ;
                                                gray_palette[code] );

                        line_end_flag = y - prev_y;
+
+                        if( y >= m_height )
+                            break;
                    }
                    else if( code > 2 ) // absolute mode
                    {