What is CVE-2021-30298?

CVE-2021-30298 is a medium-severity vulnerability in Qualcomm Ar8031, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2022-01-03.

How severe is CVE-2021-30298?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Buffer overflow in Qualcomm Ar8031

CVE-2021-30298

Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Vulnerability class: Buffer Overflow

EPSS: 0.001 (4.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

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

Frequently asked questions

What is CVE-2021-30298?: CVE-2021-30298 is a medium-severity vulnerability in Qualcomm Ar8031, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2022-01-03.
How severe is CVE-2021-30298?: Medium severity. CVSS v3 base score is 6.7 out of 10.