CVE-2026-34863
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
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| huawei | harmonyos | 5.1.0 |
| huawei | harmonyos | 6.0.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
Successful exploitation of this vulnerability may affect the availability of the system, potentially causing crashes or denial of service.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
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.