OSV-2023-359 Heap-buffer-overflow in H5MM_memcpy

Not scored Published

A heap-buffer-overflow in the HDF5 library can cause a crash when processing malformed files, leading to denial of service.

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

What is OSV-2023-359?

OSV-2023-359 is a memory corruption vulnerability in hdf5, published on 1 May 2023.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58502

Crash type: Heap-buffer-overflow READ {*}
Crash state:
H5MM_memcpy
H5O__cache_chk_serialize
H5C__generate_image

Which versions are affected by OSV-2023-359?

1 open source package ship an affected version, including hdf5.

PackageAffectedFixed in
hdf5 OSS-FuzzAll versionsNone

How do I fix OSV-2023-359?

No fix has been published for OSV-2023-359 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-2023-359 being exploited?

There is no known exploitation of OSV-2023-359 in the wild and no public exploit code.

Sources

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