OSV-2025-818
Heap-buffer-overflow in std::__1::pair<int, arrow::util::RleBitPackedParser::ControlFlow> arrow::util::R
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=449498800
Crash type: Heap-buffer-overflow READ 1
Crash state:
std::__1::pair<int, arrow::util::RleBitPackedParser::ControlFlow> arrow::util::R
arrow::util::RleBitPackedDecoder<int>::GetBatch
auto parquet::DictByteArrayDecoderImpl::DecodeArrowDense
What each source reports
OSV No score
Heap-buffer-overflow in std::__1::pair<int, arrow::util::RleBitPackedParser::ControlFlow> arrow::util::R
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=449498800
Crash type: Heap-buffer-overflow READ 1
Crash state:
std::__1::pair<int, arrow::util::RleBitPackedParser::ControlFlow> arrow::util::R
arrow::util::RleBitPackedDecoder<int>::GetBatch
auto parquet::DictByteArrayDecoderImpl::DecodeArrowDense
- Record
OSV-2025-818- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
arrowOSS-Fuzz |
Commit ranges | Not evaluated |
Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2025-818 is a vulnerability with no CVSS score yet in arrow, published October 7, 2025. No source lists public exploit code. A source reports a fix.