CVE-2026-21367

Home/CVE/Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

CVE

Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

HIGH · CVSS 7.6 EPSS 0.00033

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Weakness Classification

CWE-126Buffer Over-read

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Affected Products & Versions

qualcomm ar8035 firmwareall versions
qualcomm cologne firmwareall versions
qualcomm csr8811 firmwareall versions
qualcomm fastconnect 6200 firmwareall versions
qualcomm fastconnect 6700 firmwareall versions
qualcomm fastconnect 6900 firmwareall versions
qualcomm fastconnect 7800 firmwareall versions
qualcomm fwa gen 3 ultra firmwareall versions
Show all 60 affected productsqualcomm g2 gen 1 firmwareall versions
qualcomm immersive home 214 platform firmwareall versions
qualcomm immersive home 216 platform firmwareall versions
qualcomm immersive home 316 platform firmwareall versions
qualcomm immersive home 318 platform firmwareall versions
qualcomm ipq5010 firmwareall versions
qualcomm ipq5028 firmwareall versions
qualcomm ipq6000 firmwareall versions
qualcomm ipq6010 firmwareall versions
qualcomm ipq6018 firmwareall versions
qualcomm ipq8076 firmwareall versions
qualcomm ipq8078 firmwareall versions
qualcomm ipq9574 firmwareall versions
qualcomm milos firmwareall versions
qualcomm netrani firmwareall versions
qualcomm networking pro 1200 platform firmwareall versions
qualcomm networking pro 1210 platform firmwareall versions
qualcomm networking pro 1610 platform firmwareall versions
qualcomm networking pro 400 platform firmwareall versions
qualcomm networking pro 600 platform firmwareall versions
qualcomm networking pro 610 platform firmwareall versions
qualcomm networking pro 800 platform firmwareall versions
qualcomm networking pro 810 platform firmwareall versions
qualcomm orne firmwareall versions
qualcomm palawan25 firmwareall versions
qualcomm pandeiro firmwareall versions
qualcomm qca4024 firmwareall versions
qualcomm qca6391 firmwareall versions
qualcomm qca6698au firmwareall versions
qualcomm qca6777aq firmwareall versions
qualcomm qca6787aq firmwareall versions
qualcomm qca6797aq firmwareall versions
qualcomm qca8075 firmwareall versions
qualcomm qca8081 firmwareall versions
qualcomm qca8082 firmwareall versions
qualcomm qca8084 firmwareall versions
qualcomm qca8085 firmwareall versions
qualcomm qca8337 firmwareall versions
qualcomm qca8386 firmwareall versions
qualcomm qca9888 firmwareall versions
qualcomm qca9889 firmwareall versions
qualcomm qcc2073 firmwareall versions
qualcomm qcc2076 firmwareall versions
qualcomm qcc710 firmwareall versions
qualcomm qcm4490 firmwareall versions
qualcomm qcn5022 firmwareall versions
qualcomm qcn5024 firmwareall versions
qualcomm qcn5052 firmwareall versions
qualcomm qcn5122 firmwareall versions
qualcomm qcn5124 firmwareall versions
qualcomm qcn5152 firmwareall versions
qualcomm qcn5154 firmwareall versions

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Scoring & Timeline

7.6

HIGH · CVSS v3.1 · product-security@qualcomm.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD06 Apr 2026 · 04:16 PM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

Technical impact

partial

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.htmlVendor Advisory

Intelligence Graph · click any node to traverse

CVETechnique ActorTool Family

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External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

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CAPEC attack patterns
Package vulnerabilities

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Tools & malware
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Detection & defense
Sigma rules
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Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

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