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Check if the line pointer goes away from the image buffer's EOF in the BMP importer

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This commit is contained in:
Kongfa Waroros 2021-03-01 20:43:32 +07:00
parent 09b5d6886f
commit ac5d7abe13
1 changed files with 2 additions and 0 deletions
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2
modules/bmp/image_loader_bmp.cpp
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@ -91,11 +91,13 @@ Error ImageLoaderBMP::convert_to_image(Ref<Image> p_image,
// the data width in case of 8/4/1 bit images
const uint32_t w = bits_per_pixel >= 24 ? width : width_bytes;
const uint8_t *line = p_buffer + (line_width * (height - 1));
const uint8_t *end_buffer = p_buffer + p_header.bmp_file_header.bmp_file_size - p_header.bmp_file_header.bmp_file_offset;
for (uint64_t i = 0; i < height; i++) {
const uint8_t *line_ptr = line;
for (unsigned int j = 0; j < w; j++) {
ERR_FAIL_COND_V(line_ptr >= end_buffer, ERR_FILE_CORRUPT);
switch (bits_per_pixel) {
case 1: {
uint8_t color_index = *line_ptr;