CVE-2025-23235 arkcompiler_ets_runtime has an out-of-bounds write vulnerability

Low 3.3 Published Updated

A local attacker can cause a denial of service in OpenHarmony via an out-of-bounds read vulnerability in the ETS runtime.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-23235?

CVE-2025-23235 is a low-severity memory corruption vulnerability in Openatom Openharmony, published on 8 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

in OpenHarmony v5.0.3 and prior versions allow a local attacker cause DOS through out-of-bounds read.

Weakness: CWE-125

Which versions are affected by CVE-2025-23235?

It affects 1 product.

Products include Openatom Openharmony.

How do I fix CVE-2025-23235?

No fix has been published for CVE-2025-23235 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 CVE-2025-23235 being exploited?

There is no known exploitation of CVE-2025-23235 in the wild and no public exploit code.

All Openatom Openharmony vulnerabilities

Sources

Also known as GHSA-5xr6-cc3c-2qwf.

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