What is CVE-2025-47407?

CVE-2025-47407 is a high-severity vulnerability in Qualcomm Cq7790, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.8/10. Published 2026-05-04.

How severe is CVE-2025-47407?

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

Vulnerability in Qualcomm Cq7790

CVE-2025-47407

Memory corruption while creating a process on the digital signal processor due to allocation failure at the kernel level.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

EPSS: 0.000 (1.6th 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 Cq7790
Qualcomm Cq7790_firmware
Qualcomm Cq8725s
Qualcomm Cq8725s_firmware
Qualcomm Fastconnect_6200
Qualcomm Fastconnect_6200_firmware
Qualcomm Fastconnect_6700
Qualcomm Fastconnect_6700_firmware
Qualcomm Fastconnect_6900
Qualcomm Fastconnect_6900_firmware

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

product-security@qualcomm.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-47407?: CVE-2025-47407 is a high-severity vulnerability in Qualcomm Cq7790, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.8/10. Published 2026-05-04.
How severe is CVE-2025-47407?: High severity. CVSS v3 base score is 7.8 out of 10.