Denial of Service Vulnerability in Realtek Bluetooth Device
CVE-2025-44531

7.5HIGH

Key Information:

Vendor

Realtek

Status
RTL8762E SDK
Vendor
CVE Published:
24 June 2025

What is CVE-2025-44531?

A vulnerability exists in the Realtek RTL8762EKF-EVB SDK v1.4.0 that allows attackers to exploit the Bluetooth connection process. By sending crafted data before the pairing public key is received, an attacker can trigger a Denial of Service (DoS). This could lead to interruptions in Bluetooth connectivity and disruption of services for devices using this SDK.

References

http://realtek.com
http://rtl8762ekf-evb.com
https://github.com/yangting111/BLE_TEST/blob/main/result/...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-44531 : Denial of Service Vulnerability in Realtek Bluetooth Device