An unencrypted 'pause encryption request' message causes a denial of service in the BT122 module. 
See vulnerability B-E10 in the related paper below.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

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
silabs.com BT122 unaffected
Version Status Constraints
0 affected ≤ 1.4.0

No data.

No data.

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://arxiv.org/pdf/2409.02905 cve-icon cve-icon
https://community.silabs.com/068Vm00000x0Yqy cve-icon cve-icon
History

Thu, 13 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Thu, 13 Aug 2026 15:15:00 +0000

Type Values Removed Values Added
Description An unencrypted 'pause encryption request' message causes a denial of service in the BT122 module.  See vulnerability B-E10 in the related paper below.
Title BT122 plaintext pause encryption request causes DOS
Weaknesses CWE-440
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Silabs

Published:

Updated: 2026-08-13T16:13:34.513Z

Reserved: 2026-07-23T15:47:23.377Z

Link: CVE-2026-65934

cve-icon Vulnrichment

Updated: 2026-08-13T16:13:29.130Z

cve-icon NVD

Status : Received

Published: 2026-08-13T15:19:56.147

Modified: 2026-08-13T16:18:41.447

Link: CVE-2026-65934

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T17:30:07Z

Weaknesses