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Ar8035 Firmware CVE-2025-27057

| EUVDEUVD-2025-20475 HIGH
Buffer Over-read (CWE-126)
2025-07-08 product-security@qualcomm.com
Buffer Overflow Qualcomm Ar8035 Firmware Csr8811 Firmware Fastconnect 6700 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Immersive Home 214 Firmware Immersive Home 216 Firmware Immersive Home 316 Firmware Immersive Home 318 Firmware Immersive Home 3210 Firmware Immersive Home 326 Firmware Ipq5010 Firmware Ipq5028 Firmware Ipq5300 Firmware Ipq5302 Firmware Ipq5312 Firmware Ipq5332 Firmware Ipq5424 Firmware Ipq6000 Firmware Ipq6010 Firmware Ipq6018 Firmware Ipq6028 Firmware Ipq8070a Firmware Ipq8071a Firmware Ipq8072a Firmware Ipq8074a Firmware Ipq8076 Firmware Ipq8076a Firmware Ipq8078 Firmware Ipq8078a Firmware Ipq8173 Firmware Ipq8174 Firmware Ipq9008 Firmware Ipq9048 Firmware Ipq9554 Firmware Ipq9570 Firmware Ipq9574 Firmware Qam8255p Firmware Qam8295p Firmware Qam8620p Firmware Qam8650p Firmware Qam8775p Firmware Qamsrv1h Firmware Qamsrv1m Firmware Qca4024 Firmware Qca6391 Firmware Qca6554a Firmware Qca6564au Firmware Qca6574 Firmware Qca6574a Firmware Qca6574au Firmware Qca6584au Firmware Qca6595 Firmware Qca6595au Firmware Qca6678aq Firmware Qca6688aq Firmware Qca6696 Firmware Qca6698aq Firmware Qca6698au Firmware Qca6777aq Firmware Qca6787aq Firmware Qca6797aq Firmware Qca8075 Firmware Qca8080 Firmware Qca8081 Firmware Qca8082 Firmware Qca8084 Firmware Qca8085 Firmware Qca8101 Firmware Qca8102 Firmware Qca8111 Firmware Qca8112 Firmware Qca8337 Firmware Qca8384 Firmware Qca8385 Firmware Qca8386 Firmware Qca9888 Firmware Qca9889 Firmware Qcc2073 Firmware Qcc2076 Firmware Qcc710 Firmware Qcf8000 Firmware Qcf8000sfp Firmware Qcf8001 Firmware Qcm2290 Firmware Qcm5430 Firmware Qcm6490 Firmware Qcm8550 Firmware Qcn5022 Firmware Qcn5024 Firmware Qcn5052 Firmware Qcn5122 Firmware Qcn5124 Firmware Qcn5152 Firmware Qcn5154 Firmware Qcn5164 Firmware Qcn5224 Firmware Qcn6023 Firmware Qcn6024 Firmware Qcn6112 Firmware Qcn6122 Firmware Qcn6132 Firmware Qcn6224 Firmware Qcn6274 Firmware Qcn6402 Firmware Qcn6412 Firmware Qcn6422 Firmware Qcn6432 Firmware Qcn9000 Firmware Qcn9011 Firmware Qcn9012 Firmware Qcn9022 Firmware Qcn9024 Firmware Qcn9070 Firmware Qcn9072 Firmware Qcn9074 Firmware Qcn9100 Firmware Qcn9160 Firmware Qcn9274 Firmware Qcs2290 Firmware Qcs5430 Firmware Qcs615 Firmware Qcs6490 Firmware Qcs7230 Firmware Qcs8250 Firmware Qcs8300 Firmware Qcs8550 Firmware Qcs9100 Firmware Qfw7114 Firmware Qfw7124 Firmware Qmp1000 Firmware Qxm8083 Firmware Sa6155p Firmware Sa7255p Firmware Sa7775p Firmware Sa8155p Firmware Sa8195p Firmware Sa8255p Firmware Sa8295p Firmware Sa8530p Firmware Sa8540p Firmware Sa8620p Firmware Sa8650p Firmware Sa8770p Firmware Sa8775p Firmware Sa9000p Firmware Sc8380xp Firmware Sdx55 Firmware Sdx65m Firmware Sg8275p Firmware Sm6650 Firmware Sm6650p Firmware Sm7635 Firmware Sm7635p Firmware Sm7675 Firmware Sm7675p Firmware Sm8550p Firmware Sm8635 Firmware Sm8635p Firmware Sm8650q Firmware Sm8735 Firmware Sm8750 Firmware Sm8750p Firmware Snapdragon 8 Gen 2 Mobile Firmware Snapdragon 8 Gen 3 Mobile Firmware Snapdragon Ar1 Gen 1 Firmware Snapdragon Ar2 Gen 1 Firmware Snapdragon Auto 5g Modem Rf Gen 2 Firmware Snapdragon X65 5g Modem Rf Firmware Snapdragon X72 5g Modem Rf Firmware Snapdragon X75 5g Modem Rf Firmware Srv1h Firmware Srv1l Firmware Srv1m Firmware Ssg2115p Firmware Ssg2125p Firmware Sxr1230p Firmware Sxr2230p Firmware Sxr2250p Firmware Sxr2330p Firmware Video Collaboration Vc3 Platform Firmware Video Collaboration Vc5 Platform Firmware Vision Intelligence 400 Firmware Wcd9335 Firmware Wcd9340 Firmware Wcd9341 Firmware Wcd9370 Firmware Wcd9375 Firmware Wcd9378 Firmware Wcd9380 Firmware Wcd9385 Firmware Wcd9390 Firmware Wcd9395 Firmware Wcn3910 Firmware Wcn3950 Firmware Wcn3990 Firmware Wcn6450 Firmware Wcn6650 Firmware Wcn6755 Firmware Wcn7750 Firmware Wcn7860 Firmware Wcn7861 Firmware Wcn7880 Firmware Wcn7881 Firmware Wsa8830 Firmware Wsa8832 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware
7.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Buffer over-read prevention
Impact

Service disruption affecting availability. In critical infrastructure, DoS can have cascading effects on dependent systems. With a CVSS score of 7.5 (HIGH), this represents a significant risk.

Exploit ScenarioDerived

An attacker sends specially crafted requests that cause excessive resource consumption (CPU, memory, disk) or trigger a crash in the target application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.1% exploitation probability (EPSS)

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Alert me

AnalysisAIv1 – Mar 16, 2026

Transient DOS while handling beacon frames with invalid IE header length.

Earlier versions of this analysis (1)
v1 Mar 16, 2026 - 04:21 CVSS 7.5

RemediationAI

A vendor patch is available — apply it immediately. Implement rate limiting and input validation. Use timeout mechanisms for resource-intensive operations. Deploy DDoS protection where applicable.

Affected VersionsENISA

Snapdragon QCN5022
Snapdragon SM8750P
Snapdragon SA8530P
Snapdragon QCA6564AU
Snapdragon IPQ5424
Snapdragon Snapdragon X75 5G Modem-RF System
Snapdragon IPQ8071A
Snapdragon IPQ5312
Snapdragon QCA6574AU
Snapdragon QCN5124
Snapdragon QCF8001
Snapdragon Immersive Home 216 Platform
Snapdragon QFW7124
Snapdragon QCN9022
Snapdragon QAM8650P
Snapdragon IPQ6000
Snapdragon QAMSRV1M
Snapdragon QCN9024
Snapdragon SM8635
Snapdragon IPQ8072A
Snapdragon QCS5430
Snapdragon SXR1230P
Snapdragon SM6650
Snapdragon QCS6490
Snapdragon QCN5154
Snapdragon Immersive Home 3210 Platform
Snapdragon QCN9000
Snapdragon WCD9375
Snapdragon SA6155P
Snapdragon WSA8832
Snapdragon QCA8080
Snapdragon IPQ8070A
Snapdragon Snapdragon Auto 5G Modem-RF Gen 2
Snapdragon WCD9390
Snapdragon Snapdragon 8 Gen 2 Mobile Platform
Snapdragon QCN6412
Snapdragon QCA8112
Snapdragon QCN9160
Snapdragon QCN6432
Snapdragon IPQ5302
Snapdragon QCF8000SFP
Snapdragon QCN5152
Snapdragon WCN7860
Snapdragon WSA8845H
Snapdragon SXR2250P
Snapdragon SM6650P
Snapdragon IPQ9570
Snapdragon IPQ9574
Snapdragon Immersive Home 326 Platform
Snapdragon QCN6112
Snapdragon WSA8840
Snapdragon QFW7114
Snapdragon QCA8385
Snapdragon SRV1M
Snapdragon QCN9012
Snapdragon QCA6584AU
Snapdragon QCS8250
Snapdragon QCN6024
Snapdragon WCN3990
Snapdragon IPQ8173
Snapdragon QCS615
Snapdragon SM7675P
Snapdragon SG8275P
Snapdragon IPQ8078
Snapdragon QCA8101
Snapdragon SC8380XP
Snapdragon QAM8620P
Snapdragon FastConnect 7800
Snapdragon QCA8082
Snapdragon SA7775P
Snapdragon QCN6224
Snapdragon SA8155P
Snapdragon QCM8550
Snapdragon Qualcomm Video Collaboration VC5 Platform
Snapdragon QCA4024
Snapdragon WCD9370
Snapdragon QCA6688AQ
Snapdragon IPQ9008
Snapdragon SM8550P
Snapdragon QCA6787AQ
Snapdragon QCN6402
Snapdragon IPQ8076
Snapdragon SXR2330P
Snapdragon QCN6023
Snapdragon QCA6777AQ
Snapdragon Snapdragon 8+ Gen 2 Mobile Platform
Snapdragon SM7635
Snapdragon IPQ5028
Snapdragon IPQ8076A
Snapdragon Snapdragon X65 5G Modem-RF System
Snapdragon QCN6122
Snapdragon QCA6595AU
Snapdragon SA7255P
Snapdragon SM8650Q
Snapdragon QCN5224
Snapdragon SA9000P
Snapdragon QCS9100
Snapdragon WCD9395
Snapdragon QCM2290
Snapdragon WCD9385
Snapdragon QCC2073
Snapdragon SDX65M
Snapdragon Vision Intelligence 400 Platform
Snapdragon SM8635P
Snapdragon WCD9341
Snapdragon Snapdragon AR1 Gen 1 Platform
Snapdragon WCD9340
Snapdragon QCA8384
Snapdragon SXR2230P
Snapdragon QCN9100
Snapdragon WCN3910
Snapdragon QCA6696
Snapdragon QCF8000
Snapdragon IPQ9554
Snapdragon QCS8300
Snapdragon IPQ6010
Snapdragon SRV1L
Snapdragon SDX55
Snapdragon WCD9380
Snapdragon WCN7861
Snapdragon WSA8845
Snapdragon QCA8085
Snapdragon QCA8386
Snapdragon WCD9378
Snapdragon IPQ5300
Snapdragon QAMSRV1H
Snapdragon WCN7750
Snapdragon QCA8337
Snapdragon WCN7880
Snapdragon Immersive Home 318 Platform
Snapdragon WCN6450
Snapdragon WCN6650
Snapdragon QCN5052
Snapdragon QCN5024
Snapdragon IPQ8174
Snapdragon QCM6490
Snapdragon SSG2125P
Snapdragon QCM5430
Snapdragon QAM8775P
Snapdragon IPQ8078A
Snapdragon QCN5164
Snapdragon QCN9074
Snapdragon IPQ5010
Snapdragon Snapdragon AR1 Gen 1 Platform "Luna1"
Snapdragon WCD9335
Snapdragon QCN6422
Snapdragon QCA6698AQ
Snapdragon SA8770P
Snapdragon SA8255P
Snapdragon IPQ6018
Snapdragon Snapdragon AR2 Gen 1 Platform
Snapdragon QCN6132
Snapdragon Qualcomm Video Collaboration VC3 Platform
Snapdragon QCN9011
Snapdragon WSA8835
Snapdragon QCA6574A
Snapdragon WCN3950
Snapdragon QCN9070
Snapdragon WSA8830
Snapdragon SM8735
Snapdragon QCC710
Snapdragon QAM8255P
Snapdragon Snapdragon X72 5G Modem-RF System
Snapdragon QCS7230
Snapdragon QAM8295P
Snapdragon QCA6698AU
Snapdragon Snapdragon 8 Gen 3 Mobile Platform
Snapdragon QCA6391
Snapdragon SA8775P
Snapdragon SM7675
Snapdragon SRV1H
Snapdragon QCA6554A
Snapdragon QCN5122
Snapdragon CSR8811
Snapdragon SA8195P
Snapdragon QCA6574
Snapdragon SA8295P
Snapdragon SA8620P
Snapdragon FastConnect 6900
Snapdragon QCS2290
Snapdragon QCA8081
Snapdragon SM7635P
Snapdragon WCN6755
Snapdragon IPQ9048
Snapdragon IPQ5332
Snapdragon IPQ8074A
Snapdragon SA8540P
Snapdragon QCA6678AQ
Snapdragon IPQ6028
Snapdragon QCA8102
Snapdragon QCA8075
Snapdragon QCA8084
Snapdragon QCN9274
Snapdragon QCA9888
Snapdragon QCA6797AQ
Snapdragon QCS8550
Snapdragon QCA9889
Snapdragon QMP1000
Snapdragon QCN9072
Snapdragon QCA6595
Snapdragon SM8750
Snapdragon Immersive Home 316 Platform
Snapdragon QCC2076
Snapdragon Immersive Home 214 Platform
Snapdragon QCN6274
Snapdragon QXM8083
Snapdragon SA8650P
Snapdragon SW-only
Snapdragon QCA8111
Snapdragon AR8035
Snapdragon FastConnect 6700
Snapdragon WCN7881
Snapdragon SSG2115P

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

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).

Know when Ar8035 Firmware gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

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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

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Patch released
Mar 16, 2026 - 04:21 nvd
Patch available
CVE Published
Jul 08, 2025 - 13:15 nvd
HIGH 7.5

Executive ViewAI

Why It Matters

CVE-2025-27057 presents notable security risk rated CVSS 7.5. Exploitation could compromise the security of affected deployments. A patch is available and should be applied as part of regular vulnerability management.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score
0.1%
Top 82% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
High

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

CVE-2026-21385 HIGH POC
7.8 Mar 02

A Qualcomm chipset vulnerability (CVE-2026-21385) causes memory corruption through improper integer handling during memo

CVE-2023-33025 CRITICAL
9.8 Jan 02

Memory corruption in Data Modem when a non-standard SDP body, during a VOLTE call. Rated critical severity (CVSS 9.8), t

CVE-2024-21480 CRITICAL
9.8 May 06

Memory corruption while playing audio file having large-sized input buffer. Rated critical severity (CVSS 9.8), this vul

CVE-2024-21473 CRITICAL
9.8 Apr 01

Memory corruption while redirecting log file to any file location with any file name. Rated critical severity (CVSS 9.8)

CVE-2024-21463 CRITICAL
9.8 Apr 01

Memory corruption while processing Codec2 during v13k decoder pitch synthesis. Rated critical severity (CVSS 9.8), this

CVE-2023-33083 CRITICAL
9.8 Dec 05

Memory corruption in WLAN Host while processing RRM beacon on the AP. Rated critical severity (CVSS 9.8), this vulnerabi

CVE-2023-33082 CRITICAL
9.8 Dec 05

Memory corruption while sending an Assoc Request having BTM Query or BTM Response containing MBO IE. Rated critical seve

CVE-2023-33045 CRITICAL
9.8 Nov 07

Memory corruption in WLAN Firmware while parsing a NAN management frame carrying a S3 attribute. Rated critical severity

CVE-2023-22388 CRITICAL
9.8 Nov 07

Memory Corruption in Multi-mode Call Processor while processing bit mask API. Rated critical severity (CVSS 9.8), this v

CVE-2023-33028 CRITICAL
9.8 Oct 03

Memory corruption in WLAN Firmware while doing a memory copy of pmk cache. Rated critical severity (CVSS 9.8), this vuln

CVE-2023-24855 CRITICAL
9.8 Oct 03

Memory corruption in Modem while processing security related configuration before AS Security Exchange. Rated critical s

CVE-2023-22385 CRITICAL
9.8 Oct 03

Memory Corruption in Data Modem while making a MO call or MT VOLTE call. Rated critical severity (CVSS 9.8), this vulner

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