HIGH · 7.8

CVE-2023-21656

Memory corruption in WLAN HOST while receiving an WMI event from firmware.

Vulnerability Description

Memory corruption in WLAN HOST while receiving an WMI event from firmware.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
QualcommAr8035 Firmware-
QualcommAr8035-
QualcommCsra6620 Firmware-
QualcommCsra6620-
QualcommCsra6640 Firmware-
QualcommCsra6640-
QualcommCsrb31024 Firmware-
QualcommCsrb31024-
QualcommWcn3991 Firmware-
QualcommWcn3991-
QualcommWcn3998 Firmware-
QualcommWcn3998-
QualcommWcn6750 Firmware-
QualcommWcn6750-
QualcommQca6390 Firmware-
QualcommQca6390-
QualcommWcn685X-5 Firmware-
QualcommWcn685X-5-
QualcommWcn685X-1 Firmware-
QualcommWcn685X-1-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-21656?

CVE-2023-21656 is a vulnerability with a CVSS score of 7.8 (HIGH). Memory corruption in WLAN HOST while receiving an WMI event from firmware.

How severe is CVE-2023-21656?

CVE-2023-21656 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-21656?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Ar8035 Firmware, Qualcomm Ar8035, Qualcomm Csra6620 Firmware, Qualcomm Csra6620, Qualcomm Csra6640 Firmware.