What is CVE-2021-30311?

CVE-2021-30311 is a high-severity vulnerability in Qualcomm Ar8035, classified under Improper Validation of Array Index. CVSS score: 7.8/10. Published 2022-01-13.

How severe is CVE-2021-30311?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Qualcomm Ar8035

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, Snapdragon Mobile

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qualcomm Ar8035
Qualcomm Ar8035_firmware
Qualcomm Qca6390
Qualcomm Qca6390_firmware
Qualcomm Qca6391
Qualcomm Qca6391_firmware
Qualcomm Qca6426
Qualcomm Qca6426_firmware
Qualcomm Qca6436
Qualcomm Qca6436_firmware

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

References

product-security@qualcomm.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-30311?: CVE-2021-30311 is a high-severity vulnerability in Qualcomm Ar8035, classified under Improper Validation of Array Index. CVSS score: 7.8/10. Published 2022-01-13.
How severe is CVE-2021-30311?: High severity. CVSS v3 base score is 7.8 out of 10.