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Snapdragon 4 Gen 1 Mobile Firmware CVE-2025-21454

| EUVDEUVD-2025-20484 HIGH
Buffer Over-read (CWE-126)
2025-07-08 product-security@qualcomm.com
Buffer Overflow Snapdragon 4 Gen 1 Mobile Firmware Sd855 Firmware Vision Intelligence 400 Firmware Sa8650p Firmware Sa7775p Firmware Fastconnect 6200 Firmware Sm7675 Firmware Immersive Home 216 Firmware Snapdragon X5 Lte Modem Firmware Sm8635p Firmware Sc8180xp Aaab Firmware Snapdragon 8 Gen 3 Mobile Firmware Sd460 Firmware Sc8380xp Firmware Sa4155p Firmware Apq8064au Firmware Snapdragon 678 Mobile Firmware Snapdragon 630 Mobile Firmware Sm6250 Firmware Snapdragon 670 Mobile Firmware Sa8775p Firmware Flight Rb5 5g Firmware Sd888 Firmware Snapdragon X35 5g Modem Rf Firmware Sa6150p Firmware Snapdragon Ar1 Gen 1 Firmware Snapdragon 820 Automotive Firmware Snapdragon 782g Mobile Firmware Snapdragon Xr2 5g Firmware Snapdragon 720g Mobile Firmware Sm6370 Firmware Aqt1000 Firmware Snapdragon 660 Mobile Firmware Robotics Rb5 Firmware Snapdragon 768g 5g Mobile Firmware Sd 8 Gen1 5g Firmware Snapdragon X62 5g Modem Rf Firmware Snapdragon X65 5g Modem Rf Firmware Sm4635 Firmware Snapdragon 870 5g Mobile Firmware Sc8180x Acaf Firmware Snapdragon 7c Firmware Sa6145p Firmware Video Collaboration Vc3 Platform Firmware Snapdragon 860 Mobile Firmware Sd 8cx Firmware Sd730 Firmware 315 5g Iot Modem Firmware Robotics Rb2 Firmware Snapdragon 821 Mobile Firmware Snapdragon X20 Lte Modem Firmware Video Collaboration Vc1 Platform Firmware Robotics Rb3 Firmware Sd662 Firmware Snapdragon 8 Gen 1 Mobile Firmware Sm6650 Firmware Sm7635 Firmware Snapdragon 662 Mobile Firmware Snapdragon 765g 5g Mobile Firmware Vision Intelligence 300 Firmware Sc8180x Aaab Firmware Snapdragon 636 Mobile Firmware Sa8155p Firmware Sm8750 Firmware Snapdragon 675 Mobile Firmware Sg8275p Firmware Sc8280xp Abbb Firmware Csr8811 Firmware Sa8295p Firmware Sa6155p Firmware Sa8620p Firmware Snapdragon X32 5g Modem Rf Firmware Sa8150p Firmware Snapdragon 780g 5g Mobile Firmware Sm7315 Firmware Apq8076 Firmware Sxr1230p Firmware Fastconnect 6700 Firmware Snapdragon Auto 5g Modem Rf Firmware Snapdragon Auto 4g Modem Firmware Sxr2130 Firmware Immersive Home 318 Firmware Sd660 Firmware Snapdragon X12 Lte Modem Firmware Snapdragon 695 5g Mobile Firmware Sd 455 Firmware Sc7180 Ad Firmware Snapdragon Xr1 Firmware Srv1m Firmware Snapdragon X24 Lte Modem Firmware Sm7250p Firmware Ar9380 Firmware Sxr2250p Firmware Apq8017 Firmware Smart Audio 400 Firmware Snapdragon 778g 5g Mobile Firmware Smart Audio 200 Firmware Ar8035 Firmware Ar8031 Firmware Snapdragon 665 Mobile Firmware Sa8255p Firmware Csra6640 Firmware Srv1l Firmware Sd820 Firmware Sm7675p Firmware Snapdragon 690 5g Mobile Firmware Snapdragon 685 4g Mobile Firmware Snapdragon 8 Gen 2 Mobile Firmware Sdx61 Firmware Sw5100 Firmware Snapdragon Ar2 Gen 1 Firmware Sa7255p Firmware Snapdragon 820 Mobile Firmware Snapdragon 845 Mobile Firmware Snapdragon 730g Mobile Firmware Sc8180xp Ad Firmware Sa6155 Firmware Sm8635 Firmware Sc8180xp Acaf Firmware Sd821 Firmware Snapdragon 652 Mobile Firmware Snapdragon 865 5g Mobile Firmware Sxr2330p Firmware Sm8735 Firmware Snapdragon 888 5g Mobile Firmware Sm8650q Firmware Csra6620 Firmware 9206 Lte Modem Firmware Sm8550p Firmware Sa4150p Firmware Sa9000p Firmware Home Hub 100 Firmware Sg4150p Firmware Snapdragon 480 5g Mobile Firmware Snapdragon 460 Mobile Firmware Snapdragon 712 Mobile Firmware Snapdragon X55 5g Modem Rf Firmware Sd 675 Firmware Sa8195p Firmware Sa8155 Firmware Snapdragon 1200 Wearable Firmware Sdx55 Firmware Csrb31024 Firmware Immersive Home 316 Firmware Snapdragon X50 5g Modem Rf Firmware Snapdragon 765 5g Mobile Firmware Sxr2230p Firmware Fastconnect 6900 Firmware Fastconnect 6800 Firmware Sc8180x Ad Firmware Sm4125 Firmware Snapdragon Auto 5g Modem Rf Gen 2 Firmware Immersive Home 214 Firmware Sw5100p Firmware Snapdragon 732g Mobile Firmware Sa8145p Firmware Snapdragon X75 5g Modem Rf Firmware Sxr1120 Firmware Snapdragon 4 Gen 2 Mobile Firmware Sd670 Firmware Sa8770p Firmware Ssg2125p Firmware Snapdragon 855 Mobile Firmware Sm6650p Firmware Sm6250p Firmware Sdx20m Firmware Fastconnect 7800 Firmware Snapdragon 710 Mobile Firmware Video Collaboration Vc5 Platform Firmware Sm7325p Firmware Sd865 5g Firmware Snapdragon 730 Mobile Firmware Snapdragon 680 4g Mobile Firmware Sm7635p Firmware Snapdragon X72 5g Modem Rf Firmware Snapdragon 850 Mobile Firmware Snapdragon 750g 5g Mobile Firmware Sd675 Firmware Ssg2115p Firmware Srv1h Firmware Sm8750p Firmware
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20484
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
CVE Published
Jul 08, 2025 - 13:15 nvd
HIGH 7.5

DescriptionCVE.org

Transient DOS while processing received beacon frame.

Analysis

Transient DOS while processing received beacon frame.

Technical ContextAI

A denial of service vulnerability allows an attacker to disrupt the normal functioning of a system, making it unavailable to legitimate users. This vulnerability is classified as Buffer Over-read (CWE-126).

RemediationAI

Implement rate limiting and input validation. Use timeout mechanisms for resource-intensive operations. Deploy DDoS protection where applicable.

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CVE-2025-21454 vulnerability details – vuln.today
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