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HIGH · 7.5

CVE-2021-1974

Possible buffer over read due to lack of alignment between map or unmap length of IPA SMMU and WLAN SMMU in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapd...

Vulnerability Description

Possible buffer over read due to lack of alignment between map or unmap length of IPA SMMU and WLAN SMMU in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

CVSS Score

7.5

HIGH

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

Affected Products

VendorProductVersions
QualcommAqt1000 Firmware-
QualcommAqt1000-
QualcommAr8035 Firmware-
QualcommAr8035-
QualcommAr9380 Firmware-
QualcommAr9380-
QualcommCsr8811 Firmware-
QualcommCsr8811-
QualcommCsrb31024 Firmware-
QualcommCsrb31024-
QualcommFsm10055 Firmware-
QualcommFsm10055-
QualcommFsm10056 Firmware-
QualcommFsm10056-
QualcommIpq4018 Firmware-
QualcommIpq4018-
QualcommIpq4019 Firmware-
QualcommIpq4019-
QualcommIpq4028 Firmware-
QualcommIpq4028-

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2021-1974?

CVE-2021-1974 is a vulnerability with a CVSS score of 7.5 (HIGH). Possible buffer over read due to lack of alignment between map or unmap length of IPA SMMU and WLAN SMMU in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapd...

How severe is CVE-2021-1974?

CVE-2021-1974 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-1974?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Aqt1000 Firmware, Qualcomm Aqt1000, Qualcomm Ar8035 Firmware, Qualcomm Ar8035, Qualcomm Ar9380 Firmware.