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Fix buffer overflow in compression int_test. #975

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Merged
copybara-service merged 1 commit into from
Aug 12, 2026
Merged

Fix buffer overflow in compression int_test. #975

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5 changes: 3 additions & 2 deletions compression/int_test.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -243,7 +243,8 @@ struct TestUnalignedOffset {
auto dec1 = hwy::AllocateAligned<T>(total);
auto i8_stream =
hwy::AllocateAligned<I8Stream>(I8Stream::PackedEnd(total));
auto dec2 = hwy::AllocateAligned<T>(num_decompressed);
auto dec2 = hwy::AllocateAligned<T>(
hwy::RoundUpTo(num_decompressed, hn::Lanes(d)));
HWY_ASSERT(in && dec1 && dec2 && i8_stream);
const auto int_span = MakeSpan(i8_stream.get(), total);

Expand Down Expand Up @@ -408,7 +409,7 @@ struct TestSmallDequantize {
IntCodec::DecompressAndZeroPad(d, MakeConst(int_span), offset,
actual_dec.get(), num);

MaybeCheckInitialized(actual_dec.get(), num);
MaybeCheckInitialized(actual_dec.get(), num * sizeof(T));

// Check that all sentinels were overwritten.
for (size_t i = 0; i < num; ++i) {
Expand Down
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