CVE-2025-25277 arkcompiler_ets_runtime has a type confusion vulnerability
A local attacker can achieve arbitrary code execution in pre-installed apps via type confusion in the OpenHarmony 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-2025-25277?
CVE-2025-25277 is a medium-severity memory corruption vulnerability in Openatom Openharmony, published on 16 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through using incompatible type. This vulnerability can be exploited only in restricted scenarios.
Weakness: CWE-843
Which versions are affected by CVE-2025-25277?
It affects 1 product.
Products include Openatom Openharmony.
How do I fix CVE-2025-25277?
No fix has been published for CVE-2025-25277 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-2025-25277 being exploited?
There is no known exploitation of CVE-2025-25277 in the wild and no public exploit code.
Other vulnerabilities in Openatom Openharmony
- CVE-2025-0303 Liteos_a has a buffer overflow vulnerability
- CVE-2025-0304 Liteos_a has an use after free vulnerability
- CVE-2024-47398 Liteos_a has an out-of-bounds write vulnerability
- CVE-2024-10074 Liteos_a has an use after free vulnerability
- CVE-2024-41157 Liteos-A has an use after free vulnerability
Sources
Also known as GHSA-9jcr-498r-jxxc.