CVE-2025-4321

DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets

Published Nov 17, 2025 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
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

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
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
Title DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets
First Time appeared Silabs.com
Silabs.com rs9116w
Weaknesses CWE-240
CWE-617
CPEs cpe:2.3:a:silabs.com:rs9116w:*:*:*:*:*:*:*:*
Vendors & Products Silabs.com
Silabs.com rs9116w
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Silabs
Published
Updated
Nov 17, 2025, 3:12 PM
Reserved
May 5, 2025, 2:27 PM
Status
Deferred
Published
Nov 17, 2025, 3:15 PM
Modified
Oct 7, 2026, 9:10 PM