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HIGH · 7.8

CVE-2021-30311

Possible heap overflow due to lack of index validation before allocating and writing to heap buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdrag...

Vulnerability Description

Possible heap overflow due to lack of index validation before allocating and writing to heap buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

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-
QualcommQca6390 Firmware-
QualcommQca6390-
QualcommQca6391 Firmware-
QualcommQca6391-
QualcommQca6426 Firmware-
QualcommQca6426-
QualcommQca6436 Firmware-
QualcommQca6436-
QualcommQca6574A Firmware-
QualcommQca6574A-
QualcommQca6574Au Firmware-
QualcommQca6574Au-
QualcommQca6595Au Firmware-
QualcommQca6595Au-
QualcommQca6696 Firmware-
QualcommQca6696-
QualcommQca8081 Firmware-
QualcommQca8081-

Related Weaknesses (CWE)

CWE-129

References

FAQ

What is CVE-2021-30311?

CVE-2021-30311 is a vulnerability with a CVSS score of 7.8 (HIGH). Possible heap overflow due to lack of index validation before allocating and writing to heap buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdrag...

How severe is CVE-2021-30311?

CVE-2021-30311 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-2021-30311?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Ar8035 Firmware, Qualcomm Ar8035, Qualcomm Qca6390 Firmware, Qualcomm Qca6390, Qualcomm Qca6391 Firmware.