---
id: CVE-2025-47403
title: >-
  Transient DOS when processing a malformed Fast Transition response frame with
  an invalid header structure during wireless roaming.
summary: >-
  Transient DOS when processing a malformed Fast Transition response frame with
  an invalid header structure during wireless roaming.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-126
  - CWE-125
vendor: qualcomm
product: snapdragon_x65_5g_modem-rf_firmware
affected:
  - snapdragon_x65_5g_modem-rf_firmware
  - snapdragon_x72_5g_modem-rf_firmware
  - snapdragon_x75_5g_modem-rf_firmware
  - srv1h_firmware
  - srv1m_firmware
  - sxr2230p_firmware
  - sxr2250p_firmware
  - sxr2330p_firmware
  - sxr2350p_firmware
  - trestles_firmware
  - wcd9340_firmware
  - wcd9370_firmware
  - wcd9371_firmware
  - wcd9375_firmware
  - wcd9378_firmware
  - wcd9378c_firmware
  - wcd9380_firmware
  - wcd9385_firmware
  - wcd9390_firmware
  - wcd9395_firmware
  - wcn3950_firmware
  - wcn3988_firmware
  - wcn6450_firmware
  - wcn6650_firmware
  - wcn6755_firmware
  - wcn7760_firmware
  - wcn7860_firmware
  - wcn7861_firmware
  - wcn7880_firmware
  - wcn7881_firmware
  - wsa8810_firmware
  - wsa8815_firmware
  - wsa8830_firmware
  - wsa8832_firmware
  - wsa8835_firmware
  - wsa8840_firmware
  - wsa8845_firmware
  - wsa8845h_firmware
  - wsa8850_firmware
  - wsa8850w_firmware
  - ar8035_firmware
  - cologne_firmware
  - cq7790_firmware
  - cq8725s_firmware
  - cq8750m_firmware
  - csr8811_firmware
  - fastconnect_6200_firmware
  - fastconnect_6700_firmware
  - fastconnect_6900_firmware
  - fastconnect_7800_firmware
  - fwa_gen_3_ultra_firmware
  - fwa_gen_5_elite_firmware
  - g2_gen_1_firmware
  - g3x_gen_2_firmware
  - immersive_home_214_firmware
  - immersive_home_216_firmware
  - immersive_home_316_firmware
  - immersive_home_318_firmware
  - immersive_home_3210_firmware
  - immersive_home_326_firmware
  - ipq5010_firmware
  - ipq5028_firmware
  - ipq5300_firmware
  - ipq5302_firmware
  - ipq5312_firmware
  - ipq5332_firmware
  - ipq6000_firmware
  - ipq6010_firmware
  - ipq6018_firmware
  - ipq8076_firmware
  - ipq8078_firmware
  - ipq9008_firmware
  - ipq9554_firmware
  - ipq9570_firmware
  - ipq9574_firmware
  - iqx5121_firmware
  - iqx7181_firmware
  - kobuk_firmware
  - lemans_au_lgit_firmware
  - lemansau_firmware
  - marina_firmware
  - milos_firmware
  - milos_iot_firmware
  - molokai_firmware
  - netrani_firmware
  - qca8084_firmware
  - qca8085_firmware
  - qca8337_firmware
  - qca8386_firmware
  - qca8695au_firmware
  - qca9888_firmware
  - qca9889_firmware
  - qcc2073_firmware
  - qcc2076_firmware
  - qcc710_firmware
  - qcf8000_firmware
  - qcf8001_firmware
  - qcm4490_firmware
  - qcm5430_firmware
  - qcm6490_firmware
published: '2026-05-04'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T22:10:00.273'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-47403'
references:
  - url: >-
      https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.html
    label: product-security@qualcomm.com
tags:
  - nvd
epss: 0.00216
epssPercentile: 0.10833
ingestedAt: '2026-09-30T22:27:27.776Z'
---

## Overview

Transient DOS when processing a malformed Fast Transition response frame with an invalid header structure during wireless roaming.

## Affected

- `snapdragon_x65_5g_modem-rf_firmware`
- `snapdragon_x72_5g_modem-rf_firmware`
- `snapdragon_x75_5g_modem-rf_firmware`
- `srv1h_firmware`
- `srv1m_firmware`
- `sxr2230p_firmware`
- `sxr2250p_firmware`
- `sxr2330p_firmware`
- `sxr2350p_firmware`
- `trestles_firmware`
- `wcd9340_firmware`
- `wcd9370_firmware`
- `wcd9371_firmware`
- `wcd9375_firmware`
- `wcd9378_firmware`
- `wcd9378c_firmware`
- `wcd9380_firmware`
- `wcd9385_firmware`
- `wcd9390_firmware`
- `wcd9395_firmware`
- `wcn3950_firmware`
- `wcn3988_firmware`
- `wcn6450_firmware`
- `wcn6650_firmware`
- `wcn6755_firmware`
- `wcn7760_firmware`
- `wcn7860_firmware`
- `wcn7861_firmware`
- `wcn7880_firmware`
- `wcn7881_firmware`
- `wsa8810_firmware`
- `wsa8815_firmware`
- `wsa8830_firmware`
- `wsa8832_firmware`
- `wsa8835_firmware`
- `wsa8840_firmware`
- `wsa8845_firmware`
- `wsa8845h_firmware`
- `wsa8850_firmware`
- `wsa8850w_firmware`
- `ar8035_firmware`
- `cologne_firmware`
- `cq7790_firmware`
- `cq8725s_firmware`
- `cq8750m_firmware`
- `csr8811_firmware`
- `fastconnect_6200_firmware`
- `fastconnect_6700_firmware`
- `fastconnect_6900_firmware`
- `fastconnect_7800_firmware`
- `fwa_gen_3_ultra_firmware`
- `fwa_gen_5_elite_firmware`
- `g2_gen_1_firmware`
- `g3x_gen_2_firmware`
- `immersive_home_214_firmware`
- `immersive_home_216_firmware`
- `immersive_home_316_firmware`
- `immersive_home_318_firmware`
- `immersive_home_3210_firmware`
- `immersive_home_326_firmware`
- `ipq5010_firmware`
- `ipq5028_firmware`
- `ipq5300_firmware`
- `ipq5302_firmware`
- `ipq5312_firmware`
- `ipq5332_firmware`
- `ipq6000_firmware`
- `ipq6010_firmware`
- `ipq6018_firmware`
- `ipq8076_firmware`
- `ipq8078_firmware`
- `ipq9008_firmware`
- `ipq9554_firmware`
- `ipq9570_firmware`
- `ipq9574_firmware`
- `iqx5121_firmware`
- `iqx7181_firmware`
- `kobuk_firmware`
- `lemans_au_lgit_firmware`
- `lemansau_firmware`
- `marina_firmware`
- `milos_firmware`
- `milos_iot_firmware`
- `molokai_firmware`
- `netrani_firmware`
- `qca8084_firmware`
- `qca8085_firmware`
- `qca8337_firmware`
- `qca8386_firmware`
- `qca8695au_firmware`
- `qca9888_firmware`
- `qca9889_firmware`
- `qcc2073_firmware`
- `qcc2076_firmware`
- `qcc710_firmware`
- `qcf8000_firmware`
- `qcf8001_firmware`
- `qcm4490_firmware`
- `qcm5430_firmware`
- `qcm6490_firmware`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.