Buffer overflow in Qualcomm Ar8035

CVE-2025-21468

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Vulnerability class: Buffer Overflow

Published · last modified .

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 (0.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-21468: held from 0.001 to 0.001.

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-21468?
CVE-2025-21468 is a high-severity vulnerability in Qualcomm Ar8035, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-05-06.
How severe is CVE-2025-21468?
High severity. CVSS v3 base score is 7.8 out of 10.