CVE-2025-64314 Memory corruption in HarmonyOS

Critical 9.3 Published Updated

A permission control flaw in HarmonyOS memory management allows attackers to compromise data confidentiality.

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

What is CVE-2025-64314?

CVE-2025-64314 is a critical memory corruption vulnerability in Huawei Harmonyos, published on 28 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Permission control vulnerability in the memory management module. Impact: Successful exploitation of this vulnerability may affect confidentiality.

Weakness: CWE-843

Which versions are affected by CVE-2025-64314?

It affects 1 product.

Products include Huawei Harmonyos.

How do I fix CVE-2025-64314?

No fix has been published for CVE-2025-64314 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-2025-64314 being exploited?

There is no known exploitation of CVE-2025-64314 in the wild and no public exploit code.

All Huawei Harmonyos vulnerabilities

Sources

Also known as GHSA-8g8j-crrv-vm86.

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