CVE-2026-65934 PUBLISHED

BT122 plaintext pause encryption request causes DOS

Assigner: Silabs
Reserved: 23.07.2026 Published: 13.08.2026 Updated: 13.08.2026

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

CVSS 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
CVSS Score: 7.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Adjacent	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Vendor	silabs.com
Product	BT122
Versions	Default: unaffected affected from 0 to 1.4.0 (incl.)