OSV-2020-936 Global-buffer-overflow in arrow::Status arrow::VisitArrayInline<arrow::internal::ValidateArrayDataVisitor>

Not scored Published

A global buffer overflow in Apache Arrow's array validation can cause a crash when processing malformed data.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Not stated
Victim action needed
Not needed
Fix
None listed

What is OSV-2020-936?

OSV-2020-936 is a memory corruption vulnerability in arrow, published on 22 Jul 2020.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20181

Crash type: Global-buffer-overflow READ 1
Crash state:
arrow::Status arrow::VisitArrayInline&lt;arrow::internal::ValidateArrayDataVisitor&gt;
arrow::internal::ValidateArrayData
arrow::RecordBatch::ValidateFull

Which versions are affected by OSV-2020-936?

1 open source package ship an affected version, including arrow.

PackageAffectedFixed in
arrow OSS-FuzzAll versionsNone

How do I fix OSV-2020-936?

No fix has been published for OSV-2020-936 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-2020-936 being exploited?

There is no known exploitation of OSV-2020-936 in the wild and no public exploit code.

Sources

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