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branch-2.1: [Bug](function) fix bitmap_from_base64 function cause heap-buffer-overflow error #53018 (#53044)

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Cherry-picked from #53018

Co-authored-by: zhangstar333 <zhangsida@selectdb.com>
This commit is contained in:
github-actions[bot]
2025-07-11 06:35:40 +08:00
committed by GitHub
parent 03994b8d93
commit 2f7c15f38e
2 changed files with 7 additions and 2 deletions
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4
be/src/vec/functions/function_bitmap.cpp
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@ -289,8 +289,8 @@ struct BitmapFromBase64 {
} else {
BitmapValue bitmap_val;
if (!bitmap_val.deserialize(decode_buff.data())) {
return Status::RuntimeError(
fmt::format("bitmap_from_base64 decode failed: base64: {}", src_str));
return Status::RuntimeError("bitmap_from_base64 decode failed: base64: {}",
std::string(src_str, src_size));
}
res.emplace_back(std::move(bitmap_val));
}

5
regression-test/suites/query_p0/sql_functions/bitmap_functions/test_bitmap_function.groovy
View File

@ -928,4 +928,9 @@ suite("test_bitmap_function") {
// BITMAP_FROM_ARRAY
sql """ set experimental_enable_nereids_planner=true; """
qt_sql """ select bitmap_to_string(BITMAP_FROM_ARRAY([]));"""
test {
sql """ SELECT bitmap_from_base64('CQoL') AS result; """
exception "bitmap_from_base64 decode failed"
}
}