Qualcomm WLAN Firmware Buffer Over-Read Vulnerability Leading to Transient Denial-of-Service

Vulnerability

A buffer over-read vulnerability has been identified in the WLAN firmware, specifically when processing vendor-specific information elements in frames related to BTM (Background Traffic Management) requests. This vulnerability can lead to a transient denial-of-service condition.

Impact

Exploitation of this vulnerability can cause a temporary denial-of-service condition, disrupting normal WLAN operations.

Remediation

Qualcomm has notified device manufacturers about this vulnerability and recommended that they deploy patches. Instructions for applying the patch can be found in the Qualcomm July 2025 Security Bulletin.

Added: Jul 8, 2025, 3:31 PM
Updated: Jul 8, 2025, 3:31 PM

Vulnerability Rating

Custom Algorithm
spread
8.1
impact
0.6
exploitability
7.0
remediation
0.0
relevance
0.2
threat
0.0
urgency
2.9
incentive
5.0

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