OSV-2017-91 UNKNOWN READ in spinel_datatype_vunpack_

Not scored Published

An unknown read vulnerability in the Spinel library can cause a crash, potentially leading to denial of service.

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

What is OSV-2017-91?

OSV-2017-91 is a memory corruption vulnerability in wpantund, published on 13 Jan 2021.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4790

Crash type: UNKNOWN READ
Crash state:
spinel_datatype_vunpack_
spinel_datatype_unpack
nl::wpantund::SpinelNCPInstance::handle_ncp_spinel_value_inserted

Which versions are affected by OSV-2017-91?

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

PackageAffectedFixed in
wpantund OSS-FuzzAll versionsNone

How do I fix OSV-2017-91?

No fix has been published for OSV-2017-91 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-2017-91 being exploited?

There is no known exploitation of OSV-2017-91 in the wild and no public exploit code.

Sources

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