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HIGH · 7.6

CVE-2026-21381

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

Vulnerability Description

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

CVSS Score

7.6

HIGH

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
QualcommAr8035 Firmware-
QualcommAr8035-
QualcommCologne Firmware-
QualcommCologne-
QualcommFastconnect 6200 Firmware-
QualcommFastconnect 6200-
QualcommFastconnect 6700 Firmware-
QualcommFastconnect 6700-
QualcommFastconnect 6900 Firmware-
QualcommFastconnect 6900-
QualcommFastconnect 7800 Firmware-
QualcommFastconnect 7800-
QualcommFwa Gen 3 Ultra Firmware-
QualcommFwa Gen 3 Ultra-
QualcommG2 Gen 1 Firmware-
QualcommG2 Gen 1-
QualcommMilos Firmware-
QualcommMilos-
QualcommNetrani Firmware-
QualcommNetrani-

Related Weaknesses (CWE)

CWE-126

References

FAQ

What is CVE-2026-21381?

CVE-2026-21381 is a vulnerability with a CVSS score of 7.6 (HIGH). Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.

How severe is CVE-2026-21381?

CVE-2026-21381 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21381?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Ar8035 Firmware, Qualcomm Ar8035, Qualcomm Cologne Firmware, Qualcomm Cologne, Qualcomm Fastconnect 6200 Firmware.