High severity · published Aug 6, 2025
CVE-2025-54630
:Vulnerability of insufficient data length verification in the DFA module
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
:Vulnerability of insufficient data length verification in the DFA module.
Impact: Successful exploitation of this vulnerability may affect availability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HA
Harmonyos · Huawei
4.3.0; 5.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-54630
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-54630
Vendor Advisory
https://consumer.huawei.com/en/support/bulletin/2025/8/
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