CVE-2025-46585 Memory corruption in HarmonyOS
An out-of-bounds array read/write in the HarmonyOS kernel module can lead to denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-46585?
CVE-2025-46585 is a high-severity memory corruption vulnerability in Huawei Harmonyos, published on 6 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Out-of-bounds array read/write vulnerability in the kernel module Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-787
Which versions are affected by CVE-2025-46585?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2025-46585?
No fix has been published for CVE-2025-46585 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-2025-46585 being exploited?
There is no known exploitation of CVE-2025-46585 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-r3h8-f54v-3445.