CVE-2026-28540
Received
Received - Intake
Out-of-Bounds Read in Bluetooth Causes Confidentiality Risk
Publication date: 2026-03-05
Last updated on: 2026-03-05
Assigner: Huawei Technologies
Description
Description
Out-of-bounds character read vulnerability in Bluetooth. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| huawei | harmonyos | 5.1.0 |
| huawei | harmonyos | 6.0.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
| CWE-158 | The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes NUL characters or null bytes when they are sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an out-of-bounds character read issue in Bluetooth. It means that the Bluetooth component reads data beyond the intended memory boundaries, which can lead to unintended information disclosure.
How can this vulnerability impact me? :
Successful exploitation of this vulnerability may affect service confidentiality, potentially allowing unauthorized access to sensitive information.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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