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
Out-of-bounds character read vulnerability in Bluetooth. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

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Meta Information

Published
2026-03-05
Last Modified
2026-03-05
Generated
2026-07-26
AI Q&A
2026-03-05
EPSS Evaluated
2026-07-25
NVD
CVE-2026-28540
EUVD
EUVD-2026-9801

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
huawei harmonyos 5.1.0
huawei harmonyos 6.0.0

Helpful Resources

Exploitability

CWE
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KEV
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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

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Executive Summary

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.

Detection Guidance

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Impact Analysis

Successful exploitation of this vulnerability may affect service confidentiality, potentially allowing unauthorized access to sensitive information.

Compliance Impact

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Mitigation Strategies

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