Denial of Service Vulnerability in Realtek Bluetooth Low Energy Stack
CVE-2025-44559

6.5MEDIUM

Key Information:

Vendor

Realtek

Status
RTL8762E BLE SDK
Vendor
CVE Published:
27 June 2025

What is CVE-2025-44559?

A vulnerability has been identified in the Bluetooth Low Energy stack of the Realtek RTL8762E BLE SDK version 1.4.0. This flaw enables attackers with proximity to exploit the system by sending a specific sequence of crafted control packets, resulting in a Denial of Service (DoS). This can disrupt service availability and impact devices relying on Bluetooth communication. It is essential for users and developers in the Bluetooth ecosystem to be aware of this issue to implement necessary safeguards.

References

http://realtek.com
http://rtl8762e.com
https://github.com/yangting111/BLE_TEST/blob/main/result/...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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