What is CVE-2022-40535?

CVE-2022-40535 is a high-severity vulnerability in Qualcomm Csr8811, classified under Buffer Over-read. CVSS score: 7.5/10. Published 2023-03-10.

How severe is CVE-2022-40535?

High severity. CVSS v3 base score is 7.5 out of 10.

Out-of-bounds Read in Qualcomm Csr8811

CVE-2022-40535

Transient DOS due to buffer over-read in WLAN while sending a packet to device.

Published 2023-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2022-40535?: CVE-2022-40535 is a high-severity vulnerability in Qualcomm Csr8811, classified under Buffer Over-read. CVSS score: 7.5/10. Published 2023-03-10.
How severe is CVE-2022-40535?: High severity. CVSS v3 base score is 7.5 out of 10.