High severity · published Nov 17, 2025
CVE-2025-4321
DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets
7.1
CVSS
0.2%
EPSS
No
On KEV
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
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RS
RS9116W · silabs.com
through 2.12.1 · source: vendor