Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after it.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

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.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8hrf-pfww-83v9 cve-icon cve-icon
History

Fri, 07 Nov 2025 19:00:00 +0000

Type Values Removed Values Added
Description Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after it.
Title Bluetooth: peripheral: Invalid handling of malformed connection request
Weaknesses CWE-703
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: zephyr

Published:

Updated: 2025-11-07T18:40:56.266Z

Reserved: 2025-11-07T17:46:51.345Z

Link: CVE-2025-12890

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-11-07T19:15:46.343

Modified: 2025-11-07T19:15:46.343

Link: CVE-2025-12890

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.