CVE-2026-28540 Details
Description
Out-of-bounds character read vulnerability in Bluetooth. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
A vulnerability allowing out-of-bounds character reads has been identified in the Bluetooth component of Huawei devices. This vulnerability exists in HarmonyOS versions 6.0.0 and 5.1.0. Successful exploitation may impact the confidentiality of Bluetooth services.
Users can apply the March 2026 security update, which includes a patch for this vulnerability. Instructions for updating can be found on the Huawei support website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 5, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://consumer.huawei.com/en/support/bulletin/2026/3/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinlaptops/2026/3/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinvision/2026/3/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinwearables/2026/3/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
| CWE-158 | Improper Neutralization of Null Byte or NUL Character | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| huawei harmonyos | 5.1.0 6.0.0 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 5, 2026 | Initial Analysis | [email protected] |
| Mar 5, 2026 | New CVE Received | [email protected] |