CVE-2025-27577 liteos_a has a race condition vulnerability

High 8.4 Published Updated

A local attacker can achieve arbitrary code execution in the TCB via a race condition in OpenHarmony.

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-2025-27577?

CVE-2025-27577 is a high-severity vulnerability in Openatom Openharmony, published on 11 Aug 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 arbitrary code execution in tcb through race condition.

Weakness: CWE-362

Which versions are affected by CVE-2025-27577?

It affects 1 product.

Products include Openatom Openharmony.

How do I fix CVE-2025-27577?

No fix has been published for CVE-2025-27577 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-27577 being exploited?

There is no known exploitation of CVE-2025-27577 in the wild and no public exploit code.

All Openatom Openharmony vulnerabilities

Sources

Also known as GHSA-g7ff-v8fg-2hpr.

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