CVE-2026-34858

Published: Apr 13, 2026Modified: Jun 17, 2026

4.1

Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploitability: 0.5 / Impact: 3.6

Source: psirt@huawei.com (Secondary)

Description

UAF vulnerability in the communication module. Impact: Successful exploitation of this vulnerability may affect availability.

Affected (3)

Products: Huawei: Harmonyos

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Huawei Harmonyos	Version 5.1.0
Huawei Harmonyos	Version 5.1.1
Huawei Harmonyos	Version 6.0.0

Related CWEs

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

References (3)

https://consumer.huawei.com/en/support/bulletin/2026/4/

Source: psirt@huawei.com

Vendor Advisory

https://consumer.huawei.com/en/support/bulletinvision/2026/4/

Source: psirt@huawei.com

Vendor Advisory

https://consumer.huawei.com/en/support/bulletinwearables/2026/4/

Source: psirt@huawei.com

Vendor Advisory

Timeline

No history available yet.