CVE-2025-21481

HIGH

Qualcomm 315 5G Iot Modem Firmware - Buffer Overflow

Title source: rule

Memory corruption while performing private key encryption in trusted application.

Core 1

Core References

Vendor Advisory

CVSS v3 7.8

EPSS 0.0001

EPSS Percentile 2.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

CWE

CWE-120

Status published

Products (50)

qualcomm/315_5g_iot_modem_firmware

qualcomm/aqt1000_firmware

qualcomm/ar8031_firmware

qualcomm/ar8035_firmware

qualcomm/c-v2x_9150_firmware

qualcomm/csra6620_firmware

qualcomm/csra6640_firmware

qualcomm/fastconnect_6200_firmware

qualcomm/fastconnect_6700_firmware

qualcomm/fastconnect_6800_firmware

... and 40 more

Published Sep 24, 2025

Tracked Since Feb 18, 2026