Transient Denial of Service Vulnerability in Qualcomm Products
CVE-2026-21381

7.6HIGH

Key Information:

Vendor

Qualcomm
Status
Snapdragon
Vendor
CVE Published:
6 April 2026

What is CVE-2026-21381?

A vulnerability exists in Qualcomm networking products where a transient Denial of Service condition can occur. This happens when a service data frame with excessive length is received during device matching using a neighborhood awareness network protocol connection. Such a scenario could potentially disrupt device connectivity, affecting service availability and performance in networked environments.

Affected Version(s)

Snapdragon Snapdragon Auto AR8035

Snapdragon Snapdragon Auto Cologne

Snapdragon Snapdragon Auto FastConnect 6200

References

https://docs.qualcomm.com/product/publicresources/securit...

CVSS V3.1

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.