CVE-2026-24922 Details
Description
Buffer overflow vulnerability in the HDC module. Impact: Successful exploitation of this vulnerability may affect availability.
A buffer overflow vulnerability has been identified in the HDC module of Huawei HarmonyOS devices. This vulnerability, present in HarmonyOS 6.0.0, can be exploited to cause a buffer overflow, potentially leading to arbitrary code execution or other unintended behavior. The vulnerability may also affect the confidentiality and availability of the device.
Users can apply the February 2026 security update, which includes a patch for this vulnerability. Instructions for downloading this update 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 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 |
|---|---|---|
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
| CWE-122 | Heap-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| huawei harmonyos | 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 |
| Feb 10, 2026 | Initial Analysis | [email protected] |
| Feb 6, 2026 | New CVE Received | [email protected] |