CVE-2025-54630 — Heap-based Buffer Overflow in Huawei Harmonyos

CWE-122 — Heap-based Buffer Overflow3 documents3 sources
Severity
7.5HIGHNVD
CNA6.8
EPSS
0.0%
top 87.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Huawei Harmonyos
Timeline
PublishedAug 6

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:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5huawei/harmonyos4.3.0, 5.0.1+1
▶NVDhuawei/harmonyos4.3.0, 5.0.1+1

🔴Vulnerability Details

2
CVEList
CVE-2025-54630: :Vulnerability of insufficient data length verification in the DFA module↗2025-08-06
▶
GHSA
GHSA-gx27-vfjc-c4hf: :Vulnerability of insufficient data length verification in the DFA module↗2025-08-06
▶
CVE-2025-54630 — Heap-based Buffer Overflow in Huawei | cvebase