Out-of-bounds write vulnerability in the distributed file system module. Impact: Successful exploitation of this vulnerability may affect availability.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Huawei HarmonyOS unaffected
Version Status Constraints
4.3.1 affected —
4.3.0 affected —
4.2.0 affected —
4.0.0 affected —
3.1.0 affected —
Huawei EMUI unaffected
Version Status Constraints
15.0.0 affected —
14.2.0 affected —
14.0.0 affected —
13.0.0 affected —

No data.

No data.

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Vendors Products
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Emui Subscribe
Harmonyos Subscribe

Project Subscriptions

Vendors Products
Huawei Subscribe
Emui Subscribe
Harmonyos Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://consumer.huawei.com/en/support/bulletin/2026/5/ cve-icon cve-icon
https://consumer.huawei.com/en/support/bulletinwearables/2026/5/ cve-icon cve-icon
History

Fri, 15 May 2026 12:15:00 +0000

Type Values Removed Values Added
Title Out-of-bounds Write in Huawei Distributed File System Module

Fri, 15 May 2026 11:45:00 +0000

Type Values Removed Values Added
First Time appeared Huawei
Huawei emui
Huawei harmonyos
Vendors & Products Huawei
Huawei emui
Huawei harmonyos

Fri, 15 May 2026 11:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 15 May 2026 10:00:00 +0000

Type Values Removed Values Added
Description Out-of-bounds write vulnerability in the distributed file system module. Impact: Successful exploitation of this vulnerability may affect availability.
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: huawei

Published:

Updated: 2026-05-15T10:30:15.387Z

Reserved: 2026-04-23T01:42:44.928Z

Link: CVE-2026-41970

cve-icon Vulnrichment

Updated: 2026-05-15T10:30:10.009Z

cve-icon NVD

Status : Received

Published: 2026-05-15T10:16:35.737

Modified: 2026-05-15T10:16:35.737

Link: CVE-2026-41970

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T12:00:16Z

Weaknesses