CVE-2025-4321

High

Description

In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation

SeverityHigh

CVSS7.1

Exploit probability—

ProductRS9116W

PublishedNov 17, 2025

First seenNov 17, 2025

Weakness typeCWE-240CWE-240 CWE-617CWE-617

How to fix

Vendor advisories

community.silabs.com/068Vm00000YV9DL

Affected products

Product	Affected versions	Fixed in
silabs.com RS9116W	v ≤ 2.12.1	—

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