Cyber Resilience

CVE-2025-21435

High

Published: 07 April 2025

Published
07 April 2025
Modified
06 October 2025
KEV Added
—
Patch
—
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0052 67.4th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-21435 is a high-severity Buffer Over-read (CWE-126) vulnerability in Qualcomm Ar8035 Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 32.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Transient DOS may occur while parsing extended IE in beacon.

CWE(s)
CWE-126

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qualcomm
ar8035 firmware
all versions
qualcomm
csr8811 firmware
all versions
qualcomm
fastconnect 6800 firmware
all versions
qualcomm
fastconnect 6900 firmware
all versions
qualcomm
fastconnect 7800 firmware
all versions
qualcomm
qca6554a firmware
all versions
qualcomm
qca6564au firmware
all versions
qualcomm
qca6574 firmware
all versions
qualcomm
qca6574a firmware
all versions
qualcomm
qca6574au firmware
all versions
+139 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References