CVE-2026-34863
Received Received - Intake
Out-of-Bounds Write in File System Causing Availability Impact

Publication date: 2026-04-13

Last updated on: 2026-04-15

Assigner: Huawei Technologies

Description
Out-of-bounds write vulnerability in the file system. Impact: Successful exploitation of this vulnerability may affect availability.
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Meta Information
Published
2026-04-13
Last Modified
2026-04-15
Generated
2026-06-16
AI Q&A
2026-04-13
EPSS Evaluated
2026-06-15
NVD
CVE-2026-34863
EUVD
EUVD-2026-21844
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
huawei harmonyos 5.1.0
huawei harmonyos 6.0.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
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Executive Summary

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

Impact Analysis

Successful exploitation of this vulnerability may affect the availability of the system, potentially causing crashes or denial of service.

Compliance Impact

The provided information does not specify how the out-of-bounds write vulnerability in the file system affects compliance with common standards and regulations such as GDPR or HIPAA.

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