CVE-2025-44559: DoS (CVSS 6.5)

Description

An issue in the Bluetooth Low Energy (BLE) stack of Realtek RTL8762E BLE SDK v1.4.0 allows attackers within Bluetooth range to cause a Denial of Service (DoS) via sending a specific sequence of crafted control packets.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

References

Other References

http://realtek.com http://rtl8762e.com https://github.com/yangting111/BLE_TEST/blob/main/result/PoC/Realtek/Cross-layer_Interaction_Deadlock.md

Frequently Asked Questions

What is CVE-2025-44559? +

An issue in the Bluetooth Low Energy (BLE) stack of Realtek RTL8762E BLE SDK v1.4.0 allows attackers within Bluetooth range to cause a Denial of Service (DoS) via sending a specific sequence of crafted control packets. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-44559? +

CVE-2025-44559 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-44559? +

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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