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Emui CVE-2025-54632

MEDIUM
Classic Buffer Overflow (CWE-120)
2025-08-06 psirt@huawei.com
Buffer Overflow Emui Harmonyos
6.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:05 vuln.today
CVE Published
Aug 06, 2025 - 03:15 nvd
MEDIUM 6.8

DescriptionNVD

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

AnalysisAI

Vulnerability of insufficient data length verification in the HVB module. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Vulnerability of insufficient data length verification in the HVB module. Impact: Successful exploitation of this vulnerability may affect service integrity. Affected products include: Huawei Emui, Huawei Harmonyos.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

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CVE-2025-54632 vulnerability details – vuln.today
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