CVE-2025-54631 Integer overflow in EMUI
An integer overflow in the partition module allows attackers to cause a denial of service on Huawei devices.
- 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-2025-54631?
CVE-2025-54631 is a medium-severity vulnerability in Huawei Harmonyos, 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 insufficient data length verification in the partition module. Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-190
Which versions are affected by CVE-2025-54631?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2025-54631?
No fix has been published for CVE-2025-54631 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-54631 being exploited?
There is no known exploitation of CVE-2025-54631 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-hcqc-67hx-f3x7.