CVE-2025-31175

Deserialization mismatch vulnerability in the DSoftBus module Impact: Successful exploitation of this vulnerability may affect service integrity.

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Name	Vendor	Start Version	End Version
Emui	Huawei	12.0.0 (including)	12.0.0 (including)
Emui	Huawei	13.0.0 (including)	13.0.0 (including)
Emui	Huawei	14.0.0 (including)	14.0.0 (including)
Harmonyos	Huawei	2.0.0 (including)	2.0.0 (including)
Harmonyos	Huawei	2.1.0 (including)	2.1.0 (including)
Harmonyos	Huawei	3.0.0 (including)	3.0.0 (including)
Harmonyos	Huawei	3.1.0 (including)	3.1.0 (including)
Harmonyos	Huawei	4.0.0 (including)	4.0.0 (including)

Make fields transient to protect them from deserialization.
An attempt to serialize and then deserialize a class containing transient fields will result in NULLs where the transient data should be. This is an excellent way to prevent time, environment-based, or sensitive variables from being carried over and used improperly.

NVD	https://nvd.nist.gov/vuln/detail/CVE-2025-31175
CWE	https://cwe.mitre.org/data/definitions/502.html

Deserialization of Untrusted Data