CVE-2026-34855
Received Received - Intake
Out-of-Bounds Write in Kernel Module Affecting Availability, Confidentiality

Publication date: 2026-04-13

Last updated on: 2026-04-17

Assigner: Huawei Technologies

Description
Out-of-bounds write vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
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Meta Information
Published
2026-04-13
Last Modified
2026-04-17
Generated
2026-06-16
AI Q&A
2026-04-13
EPSS Evaluated
2026-06-15
NVD
CVE-2026-34855
EUVD
EUVD-2026-21832
Affected Vendors & Products
Showing 9 associated CPEs
Vendor Product Version / Range
huawei harmonyos 4.0.0
huawei harmonyos 4.2.0
huawei harmonyos 4.3.0
huawei harmonyos 5.1.0
huawei harmonyos 4.3.1
huawei harmonyos 6.0.0
huawei emui 14.0.0
huawei emui 15.0.0
huawei emui 14.2.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
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Executive Summary

This vulnerability is an out-of-bounds write issue in the kernel module. It means that the kernel module writes data outside the boundaries of allocated memory, which can lead to unexpected behavior or system instability.

Impact Analysis

Successful exploitation of this vulnerability can impact the availability and confidentiality of the affected system.

Compliance Impact

The vulnerability affects availability and confidentiality, which are critical components in compliance with standards such as GDPR and HIPAA.

A successful exploitation could lead to unauthorized disclosure or denial of service, potentially causing non-compliance with regulations that require protection of personal data and system availability.

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