OSV-2020-27 Heap-buffer-overflow in parquet::LevelDecoder::SetData
A heap-buffer-overflow in the Parquet library's LevelDecoder allows attackers to cause crashes or potentially execute code via malicious files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2020-27?
OSV-2020-27 is a memory corruption vulnerability in arrow, published on 24 Jun 2020.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20940
Crash type: Heap-buffer-overflow READ 4
Crash state:
parquet::LevelDecoder::SetData
parquet::ColumnReaderImplBase<parquet::PhysicalType<
parquet::internal::TypedRecordReader<parquet::PhysicalType<
Which versions are affected by OSV-2020-27?
1 open source package ship an affected version, including arrow.
| Package | Affected | Fixed in |
|---|---|---|
arrow OSS-Fuzz | All versions | None |
How do I fix OSV-2020-27?
No fix has been published for OSV-2020-27 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is OSV-2020-27 being exploited?
There is no known exploitation of OSV-2020-27 in the wild and no public exploit code.