OSV-2020-1327 UNKNOWN READ in arrow::Status arrow::VisitArrayInline<arrow::internal::ValidateArrayDataVisitor>

Not scored Published

An unknown read error in Apache Arrow's array validation can cause a crash, potentially leading to denial of service for applications 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-2020-1327?

OSV-2020-1327 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=20135

Crash type: UNKNOWN READ
Crash state:
arrow::Status arrow::VisitArrayInline&lt;arrow::internal::ValidateArrayDataVisitor&gt;
arrow::Status arrow::internal::ValidateArrayDataVisitor::ValidateListArray&lt;arrow
arrow::Status arrow::VisitArrayInline&lt;arrow::internal::ValidateArrayDataVisitor&gt;

Which versions are affected by OSV-2020-1327?

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

PackageAffectedFixed in
arrow OSS-FuzzAll versionsNone

How do I fix OSV-2020-1327?

No fix has been published for OSV-2020-1327 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-2020-1327 being exploited?

There is no known exploitation of OSV-2020-1327 in the wild and no public exploit code.

Sources

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