CVE-2025-54646 Denial of service in EMUI
Attackers can cause performance degradation in Huawei devices via inadequate packet length checks in the BLE module.
- 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-2025-54646?
CVE-2025-54646 is a medium-severity denial of service vulnerability in Huawei Emui, published on 6 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Vulnerability of inadequate packet length check in the BLE module. Impact: Successful exploitation of this vulnerability may affect performance.
Weakness: CWE-130
Which versions are affected by CVE-2025-54646?
It affects 2 products.
Products include Huawei Emui, Huawei Harmonyos.
How do I fix CVE-2025-54646?
No fix has been published for CVE-2025-54646 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-54646 being exploited?
There is no known exploitation of CVE-2025-54646 in the wild and no public exploit code.
Other vulnerabilities in Huawei Emui
Sources
Also known as GHSA-fcqq-w3qj-hpf2.