CVE-2026-24921 Details
Description
Address read vulnerability in the HDC module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
A read vulnerability has been identified in the HDC module of Huawei devices running HarmonyOS 6.0.0. This vulnerability allows for unauthorized reading of memory addresses, which could potentially be exploited to access sensitive information. The successful exploitation of this vulnerability impacts both the availability and confidentiality of the system.
Users can apply the February 2026 security update to address this vulnerability. Instructions for downloading this update are available 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 Feb 6, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://consumer.huawei.com/en/support/bulletin/2026/2/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinlaptops/2026/2/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinwearables/2026/2/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| huawei harmonyos | 6.0.0 |
CPE
Remediation
| |
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 |
| Feb 10, 2026 | Initial Analysis | [email protected] |
| Feb 6, 2026 | New CVE Received | [email protected] |