What is CVE-2023-22386?

CVE-2023-22386 is a high-severity vulnerability in Qualcomm 215, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-07-04.

How severe is CVE-2023-22386?

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

Buffer overflow in Qualcomm 215

CVE-2023-22386

Memory Corruption in WLAN HOST while processing WLAN FW request to allocate memory.

Vulnerability class: Buffer Overflow

Published 2023-07-04 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.001 (1.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.4% 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)

References

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

Frequently asked questions

What is CVE-2023-22386?: CVE-2023-22386 is a high-severity vulnerability in Qualcomm 215, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-07-04.
How severe is CVE-2023-22386?: High severity. CVSS v3 base score is 7.8 out of 10.