CVE-2026-21381

Home/CVE/Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood aware

CVE

Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood aware

Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.

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 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
qualcomm g2 gen 1 firmwareall versions
Show all 60 affected productsqualcomm milos firmwareall versions
qualcomm netrani firmwareall versions
qualcomm orne firmwareall versions
qualcomm palawan25 firmwareall versions
qualcomm pandeiro firmwareall versions
qualcomm qca6391 firmwareall versions
qualcomm qca6698au firmwareall versions
qualcomm qca6777aq firmwareall versions
qualcomm qca6787aq firmwareall versions
qualcomm qca6797aq firmwareall versions
qualcomm qca8081 firmwareall versions
qualcomm qca8337 firmwareall versions
qualcomm qcc2073 firmwareall versions
qualcomm qcc2076 firmwareall versions
qualcomm qcc710 firmwareall versions
qualcomm qcn6224 firmwareall versions
qualcomm qcn6274 firmwareall versions
qualcomm qcn9011 firmwareall versions
qualcomm qcn9012 firmwareall versions
qualcomm qcs8550 firmwareall versions
qualcomm qfw7114 firmwareall versions
qualcomm qfw7124 firmwareall versions
qualcomm qln1083bd firmwareall versions
qualcomm qln1086bd firmwareall versions
qualcomm qmp1000 firmwareall versions
qualcomm qpa1083bd firmwareall versions
qualcomm qpa1086bd firmwareall versions
qualcomm qxm1083 firmwareall versions
qualcomm qxm1086 firmwareall versions
qualcomm qxm1093 firmwareall versions
qualcomm qxm1094 firmwareall versions
qualcomm qxm1095 firmwareall versions
qualcomm qxm1096 firmwareall versions
qualcomm sar1165p firmwareall versions
qualcomm sar2130p firmwareall versions
qualcomm sc8380xp firmwareall versions
qualcomm sm6650p firmwareall versions
qualcomm sm7435 firmwareall versions
qualcomm sm7635p firmwareall versions
qualcomm sm7675 firmwareall versions
qualcomm sm7675p firmwareall versions
qualcomm sm8635 firmwareall versions
qualcomm sm8635p firmwareall versions
qualcomm sm8650q firmwareall versions
qualcomm sm8750p firmwareall versions
qualcomm snapdragon 6 gen 1 mobile platform firmwareall versions
qualcomm snapdragon 6 gen 3 mobile platform firmwareall versions
qualcomm snapdragon 6 gen 4 mobile platform firmwareall versions
qualcomm snapdragon 7s gen 3 mobile platform firmwareall versions
qualcomm snapdragon 8 elite firmwareall versions
qualcomm snapdragon 8 elite gen 5 firmwareall versions
qualcomm snapdragon 8 gen 3 mobile platform 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

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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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Compliance
NIST 800-53
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PCI-DSS v4.0
CIS Controls v8.1

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