What is CVE-2025-54632?

CVE-2025-54632 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.8/10. Published 2025-08-06.

How severe is CVE-2025-54632?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Buffer overflow in Huawei Emui

CVE-2025-54632

Vulnerability of insufficient data length verification in the HVB module. Impact: Successful exploitation of this vulnerability may affect service integrity.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (2.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Huawei Emui — versions 15.0.0
Huawei Harmonyos — versions 5.1.0, 5.0.1, 4.3.1

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

psirt@huawei.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-54632?: CVE-2025-54632 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.8/10. Published 2025-08-06.
How severe is CVE-2025-54632?: Medium severity. CVSS v3 base score is 6.8 out of 10.