What is CVE-2022-33231?

CVE-2022-33231 is a critical-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Double Free. CVSS score: 9.3/10. Published 2023-04-13.

How severe is CVE-2022-33231?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Double Free in Qualcomm 315 5g Iot Modem

CVE-2022-33231

Memory corruption due to double free in core while initializing the encryption key.

Vulnerability class: Double Free

Published 2023-04-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.2th percentile), scored 2026-09-28.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-415 — Double Free

References

www.qualcomm.com/company/product-security/bulletins/april-2023-bulletin (Vendor Advisory)

Frequently asked questions

What is CVE-2022-33231?: CVE-2022-33231 is a critical-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Double Free. CVSS score: 9.3/10. Published 2023-04-13.
How severe is CVE-2022-33231?: Critical severity. CVSS v3 base score is 9.3 out of 10.