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Fixed a potential bug that could cause a segment fault when insert a large tuple. #716

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Fixed a potential bug that could cause a segment fault when insert a large tuple. #716

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2 changes: 1 addition & 1 deletion src/storage/page/table_page.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@ auto TablePage::GetNextTupleOffset(const TupleMeta &meta, const Tuple &tuple) co
}
auto tuple_offset = slot_end_offset - tuple.GetLength();
auto offset_size = TABLE_PAGE_HEADER_SIZE + TUPLE_INFO_SIZE * (num_tuples_ + 1);
if (tuple_offset < offset_size) {
if (tuple_offset < offset_size || tuple_offset >= BUSTUB_PAGE_SIZE) {
return std::nullopt;
}
return tuple_offset;
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