CVE-2025-4321

Published Nov 17, 2025 Modified Apr 15, 2026 CWE-240 CWE-617

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

Weakness Type (CWE)

CWE-240 CWE-240
CWE-617 CWE-617

References

Frequently Asked Questions

What is CVE-2025-4321? +
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
How do I check if I'm vulnerable to CVE-2025-4321? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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