Realtek RTL8762E SDK V1.4.0 Bluetooth Low Energy Denial-of-Service Vulnerability

Vulnerability

A denial-of-service vulnerability has been identified in the Realtek RTL8762EKF-EVB RTL8762E SDK V1.4.0. The issue arises from inadequate permission checks on critical fields within Bluetooth Low Energy (BLE) data packets. This flaw allows attackers to disrupt services by sending a crafted LL_Length_Req packet.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing a disruption of normal operations.

Added: Jul 9, 2025, 5:27 PM
Updated: Jul 9, 2025, 5:27 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
6.0
remediation
0.0
relevance
0.3
threat
6.4
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.