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PatchSiren cyber security CVE debrief

CVE-2025-47401 Qualcomm, Inc. CVE debrief

CVE-2025-47401 is a transient denial-of-service (DoS) vulnerability affecting Qualcomm's Snapdragon and other chipsets. The vulnerability occurs when processing target power rate tables during channel configuration, potentially leading to a medium-severity impact. The CVE was published on 2026-05-04T17:16:20.143Z and last modified on 2026-09-30T22:10:00.273Z. The NVD entry is currently Analyzed.

Vendor
Qualcomm, Inc.
Product
Snapdragon
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-04
Original CVE updated
2026-09-30
Advisory published
2026-05-04
Advisory updated
2026-09-30

Who should care

Defenders responsible for managing and securing Qualcomm-based systems, especially those exposed to untrusted networks or handling sensitive data, should prioritize patching vulnerable systems.

Why it matters

CVE-2025-47401 is a medium-severity vulnerability affecting various Qualcomm chipsets, potentially leading to transient DoS. Defenders should prioritize patching vulnerable systems.

  • Transient DoS during channel configuration
  • Potential system crashes or instability
  • Need for patching vulnerable systems
  • Verification of inventory for affected products

Technical summary

The vulnerability occurs when processing target power rate tables during channel configuration, potentially leading to a transient DoS. Affected products include various Qualcomm chipsets, such as FastConnect 6200, 6700, 6900, 7800, Flight RB5 5G, FWA Gen 3 Ultra, and many others.

Defensive priority

Defenders should prioritize patching vulnerable systems, especially those exposed to untrusted networks or handling sensitive data.

Recommended defensive actions

  • Patch vulnerable systems, especially those exposed to untrusted networks or handling sensitive data
  • Verify inventory for affected products and prioritize remediation
  • Monitor for unusual activity or system crashes
  • Implement compensating controls, such as network segmentation or rate limiting

Evidence notes

The vulnerability is described as a transient DoS when processing target power rate tables during channel configuration. The CVSS score is 6.5, with a Medium severity. Qualcomm has provided a security bulletin (ref-3) addressing this issue.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-47401 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-47401

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-47401 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-47401

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.html

    [email protected] - Vendor Advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.