CVE-2026-21381

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

06/04/2026

Last modified:

07/04/2026

Description

Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.60 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.60

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html