What is CVE-2025-47408?

CVE-2025-47408 is a high-severity vulnerability in Qualcomm Fastconnect_6200, classified under Untrusted Pointer Dereference. CVSS score: 7.8/10. Published 2026-05-04.

How severe is CVE-2025-47408?

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

Buffer overflow in Qualcomm Fastconnect_6200

CVE-2025-47408

Memory corruption when another driver calls an IOCTL with invalid input/output buffer.

EPSS: 0.000 (2.1th percentile) — read the EPSS interpretation.

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.

Affected products

Qualcomm Fastconnect_6200
Qualcomm Fastconnect_6200_firmware
Qualcomm Fastconnect_6900
Qualcomm Fastconnect_6900_firmware
Qualcomm Fastconnect_7800
Qualcomm Fastconnect_7800_firmware
Qualcomm Iqx5121
Qualcomm Iqx5121_firmware
Qualcomm Iqx7181
Qualcomm Iqx7181_firmware

Weakness classification (CWE)

CWE-822 — Untrusted Pointer Dereference
CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

product-security@qualcomm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-47408?: CVE-2025-47408 is a high-severity vulnerability in Qualcomm Fastconnect_6200, classified under Untrusted Pointer Dereference. CVSS score: 7.8/10. Published 2026-05-04.
How severe is CVE-2025-47408?: High severity. CVSS v3 base score is 7.8 out of 10.