What is CVE-2024-56450?

CVE-2024-56450 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.3/10. Published 2025-01-08.

How severe is CVE-2024-56450?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Buffer overflow in Huawei Emui

CVE-2024-56450

Buffer overflow vulnerability in the component driver module Impact: Successful exploitation of this vulnerability may affect availability.

Vulnerability class: Buffer Overflow

Published 2025-01-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.3th percentile), scored 2026-09-28.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Huawei Emui — versions 14.0.0
Huawei Harmonyos — versions 4.2.0, 4.0.0

Weakness classification (CWE)

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

References

consumer.huawei.com/en/support/bulletin/2025/1/ (Vendor Advisory)

Frequently asked questions

What is CVE-2024-56450?: CVE-2024-56450 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.3/10. Published 2025-01-08.
How severe is CVE-2024-56450?: Medium severity. CVSS v3 base score is 6.3 out of 10.