bitmap_frame_size = buf_size - 4;
/* handle palette */
+ if (bitmap_frame_size < palette_colors_count * (3 + (palette_type != 0)))
+ return AVERROR_INVALIDDATA;
if (palette_type == 0) {
+ if (palette_colors_count > 256)
+ return AVERROR_INVALIDDATA;
for (i = 0; i < palette_colors_count; ++i) {
cin->palette[i] = bytestream_get_le24(&buf);
bitmap_frame_size -= 3;