CVE-2025-47406: Information Disclosure while processing IOCTL handler callbacks without verifying buffer size.

CVE-2025-47406 · Severity: medium · CVSS 6.1 · Published 2026-05-04

Information Disclosure while processing IOCTL handler callbacks without verifying buffer size.

Technologies: Qualcomm Cologne, Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700, Qualcomm Fastconnect 6700 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, Qualcomm Qca0000, Qualcomm Qca0000 Firmware, Qualcomm Qcm5430, Qualcomm Qcm5430 Firmware, Qualcomm Qcm6490, Qualcomm Qcm6490 Firmware, Qualcomm Sc8380xp, Qualcomm SC8380XP Firmware, Qualcomm Snapdragon 7c\+ Gen 3 Compute, Qualcomm Snapdragon 7c\+ Gen 3 Compute Firmware, Qualcomm Video Collaboration Vc3 Platform, Qualcomm Video Collaboration Vc3 Platform Firmware, Qualcomm Wcd9370, Qualcomm Wcd9370 Firmware, Qualcomm Wcd9375, Qualcomm Wcd9375 Firmware, Qualcomm Wcd9378c, Qualcomm Wcd9378c Firmware, Qualcomm Wcd9380, Qualcomm Wcd9380 Firmware, Qualcomm Wcd9385, Qualcomm Wcd9385 Firmware, Qualcomm Wsa8830, Qualcomm Wsa8830 Firmware, Qualcomm Wsa8835, Qualcomm Wsa8835 Firmware, Qualcomm Wsa8840, Qualcomm Wsa8840 Firmware, Qualcomm Wsa8845, Qualcomm Wsa8845 Firmware, Qualcomm Wsa8845h, Qualcomm Wsa8845h Firmware, Qualcomm X2000077, Qualcomm X2000077 Firmware, Qualcomm X2000086, Qualcomm X2000086 Firmware, Qualcomm X2000090, Qualcomm X2000090 Firmware, Qualcomm X2000092, Qualcomm X2000092 Firmware, Qualcomm X2000094, Qualcomm X2000094 Firmware, Qualcomm Xg101002, Qualcomm Xg101002 Firmware, Qualcomm Xg101032, Qualcomm Xg101032 Firmware, Qualcomm Xg101039, Qualcomm Xg101039 Firmware. Vendors: Qualcomm.

Quick answers

Is CVE-2025-47406 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-47406 being exploited in the wild.
How severe is CVE-2025-47406?
Medium severity, with a CVSS score of 6.1, published 4 May 2026.
Which products and versions are affected?
Qualcomm Cologne, Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700, Qualcomm Fastconnect 6700 Firmware and 58 more. The advisory does not name versions.
Is there a fix for CVE-2025-47406?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-47406?
Check whether you run Qualcomm Cologne, Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700 or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Qualcomm Cologne
  • Qualcomm Cologne Firmware
  • Qualcomm Fastconnect 6700
  • Qualcomm Fastconnect 6700 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
  • Qualcomm Qca0000
  • Qualcomm Qca0000 Firmware
  • Qualcomm Qcm5430
  • Qualcomm Qcm5430 Firmware
  • Qualcomm Qcm6490
  • Qualcomm Qcm6490 Firmware
  • Qualcomm Sc8380xp
  • Qualcomm SC8380XP Firmware
  • Qualcomm Snapdragon 7c\+ Gen 3 Compute
  • Qualcomm Snapdragon 7c\+ Gen 3 Compute Firmware
  • Qualcomm Snapdragon 8cx Gen 3 Compute
  • Qualcomm Snapdragon 8cx Gen 3 Compute Firmware
  • Qualcomm Video Collaboration Vc3 Platform
  • Qualcomm Video Collaboration Vc3 Platform Firmware
  • Qualcomm Wcd9370
  • Qualcomm Wcd9370 Firmware
  • Qualcomm Wcd9375
  • Qualcomm Wcd9375 Firmware
  • Qualcomm Wcd9378c
  • Qualcomm Wcd9378c Firmware
  • Qualcomm Wcd9380
  • Qualcomm Wcd9380 Firmware
  • Qualcomm Wcd9385
  • Qualcomm Wcd9385 Firmware
  • Qualcomm Wsa8830
  • Qualcomm Wsa8830 Firmware
  • Qualcomm Wsa8835
  • Qualcomm Wsa8835 Firmware
  • Qualcomm Wsa8840
  • Qualcomm Wsa8840 Firmware
  • Qualcomm Wsa8845
  • Qualcomm Wsa8845 Firmware
  • Qualcomm Wsa8845h
  • Qualcomm Wsa8845h Firmware
  • Qualcomm X2000077
  • Qualcomm X2000077 Firmware
  • Qualcomm X2000086
  • Qualcomm X2000086 Firmware
  • Qualcomm X2000090
  • Qualcomm X2000090 Firmware
  • Qualcomm X2000092
  • Qualcomm X2000092 Firmware
  • Qualcomm X2000094
  • Qualcomm X2000094 Firmware
  • Qualcomm Xg101002
  • Qualcomm Xg101002 Firmware
  • Qualcomm Xg101032
  • Qualcomm Xg101032 Firmware
  • Qualcomm Xg101039
  • Qualcomm Xg101039 Firmware

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