In Bluetooth driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418045; Issue ID: MSV-3481.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00035.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Mediatek
  • Mt7902
  • Mt7920
  • Mt7921
  • Mt7922
  • Mt7925
  • Mt7927
  • Nbiot Sdk

Configuration 1 [-]

AND
cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
OR cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2025-20365 In Bluetooth driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418045; Issue ID: MSV-3481.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://corp.mediatek.com/product-security-bulletin/July-2025 cve-icon cve-icon
History

Mon, 14 Jul 2025 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt7902
Mediatek mt7920
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7927
Mediatek nbiot Sdk
CPEs cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt7902
Mediatek mt7920
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7927
Mediatek nbiot Sdk

Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00014}

 epss

{'score': 0.00016}

Tue, 08 Jul 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

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

Tue, 08 Jul 2025 02:30:00 +0000

Type Values Removed Values Added
Description In Bluetooth driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418045; Issue ID: MSV-3481.
Weaknesses CWE-125
References
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2025-07-08T13:51:38.582Z

Reserved: 2024-11-01T01:21:50.373Z

Link: CVE-2025-20687

cve-icon Vulnrichment

Updated: 2025-07-08T13:51:29.903Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-08T03:15:28.143

Modified: 2025-07-14T15:23:38.517

Link: CVE-2025-20687

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.