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Fix bitmask label file size overflow #1317

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Merged
Jerry Gao (Sanhaoji2) merged 1 commit into from
Aug 11, 2026
+2 −1
Merged

Fix bitmask label file size overflow #1317

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3 changes: 2 additions & 1 deletion src/label_helper.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -162,7 +162,8 @@ bool label_helper::read_bitmask_from_file(const std::string& bitmask_label_file,
infile.read((char *)(&num_points_in_file), sizeof(std::uint32_t));
infile.read((char *)(&bitmask_size), sizeof(std::uint32_t));

size_t bitmask_data_size = num_points_in_file * bitmask_size * sizeof(std::uint64_t);
size_t bitmask_data_size =
static_cast<size_t>(num_points_in_file) * bitmask_size * sizeof(std::uint64_t);
if (file_size != (sizeof(std::uint32_t) * 2 + bitmask_data_size))
{
return false;
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