Memory corruption via concurrent audio IOCTLs
Published Mar 2, 2026 · Updated Mar 2, 2026
Use-after-free in Qualcomm Snapdragon automotive audio allows local users to corrupt memory through concurrent user-space IOCTL calls. The audio IOCTL path permits simultaneous requests to access an object after another request ends its lifetime, leaving a stale reference to freed memory. Low-privileged local access is required and no user interaction is needed; Qualcomm does not disclose whether the corruption produces code execution, data access, or a service crash.
Summary
What happened
Use-after-free in Qualcomm Snapdragon automotive audio allows local users to corrupt memory through concurrent user-space IOCTL calls. The audio IOCTL path permits simultaneous requests to access an object after another request ends its lifetime, leaving a stale reference to freed memory. Low-privileged local access is required and no user interaction is needed; Qualcomm does not disclose whether the corruption produces code execution, data access, or a service crash.
The record
- CVE
- CVE-2025-47375
- Published
- Mar 2, 2026
- Updated
- Mar 2, 2026
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-416
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Mar 2, 2026CVE publishedPublication date reported by the CVE source.
- Mar 2, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=AR8031
- Affected versionversion=AR8035
- Affected versionversion=CSRA6620
- Affected versionversion=CSRA6640
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6800
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=Flight RB5 5G Platform
- Affected versionversion=FWA Gen 3 Ultra Platform
- Affected versionversion=G1 Gen 1
- Affected versionversion=LeMansAU
- Affected versionversion=LeMans_AU_LGIT
- Affected versionversion=MDM9250
- Affected versionversion=MDM9628
- Affected versionversion=Milos
- Affected versionversion=QAM8255P
- Affected versionversion=QAM8295P
- Affected versionversion=QAMSRV1H
- Affected versionversion=QAMSRV1M
- Affected versionversion=QCA2066
- Affected versionversion=QCA6174A
- Affected versionversion=QCA6391
- Affected versionversion=QCA6564A
- Affected versionversion=QCA6564AU
- Affected versionversion=QCA6574
- Affected versionversion=QCA6574A
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6584AU
- Affected versionversion=QCA6595
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6678AQ
- Affected versionversion=QCA6688AQ
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6698AU
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCA8081
- Affected versionversion=QCA8337
- Affected versionversion=QCA8695AU
- Affected versionversion=QCA9367
- Affected versionversion=QCA9377
- Affected versionversion=QCC710
- Affected versionversion=QCM2290
- Affected versionversion=QCM4325
- Affected versionversion=QCM5430
- Affected versionversion=QCM6125
- Affected versionversion=QCM6490
- Affected versionversion=QCN6224
- Affected versionversion=QCN6274
- Affected versionversion=QCN9011
- Affected versionversion=QCN9012
- Affected versionversion=QCS2290
- Affected versionversion=QCS4290
- Affected versionversion=QEP8111
- Affected versionversion=QFW7114
- Affected versionversion=QFW7124
- Affected versionversion=QRB5165M
- Affected versionversion=QRB5165N
- Affected versionversion=Qualcomm 215 Mobile Platform
- Affected versionversion=Qualcomm Video Collaboration VC1 Platform
- Affected versionversion=Qualcomm Video Collaboration VC3 Platform
- Affected versionversion=Qualcomm Video Collaboration VC5 Platform
- Affected versionversion=Robotics RB2 Platform
- Affected versionversion=Robotics RB5 Platform
- Affected versionversion=SA4150P
- Affected versionversion=SA4155P
- Affected versionversion=SA6145P
- Affected versionversion=SA6150P
- Affected versionversion=SA6155P
- Affected versionversion=SA7255P
- Affected versionversion=SA7775P
- Affected versionversion=SA8145P
- Affected versionversion=SA8150P
- Affected versionversion=SA8155P
- Affected versionversion=SA8195P
- Affected versionversion=SA8255P
- Affected versionversion=SA8295P
- Affected versionversion=SA8620P
- Affected versionversion=SA8770P
- Affected versionversion=SA9000P
- Affected versionversion=SD662
- Affected versionversion=SD865 5G
- Affected versionversion=SDA660
- Affected versionversion=SM6225P
- Affected versionversion=SM6650P
- Affected versionversion=SM7325P
- Affected versionversion=SM7550
- Affected versionversion=SM7550P
- Affected versionversion=SM7635P
- Affected versionversion=SM7675
- Affected versionversion=SM7675P
- Affected versionversion=SM8550P
- Affected versionversion=SM8635
- Affected versionversion=SM8635P
- Affected versionversion=SM8650Q
- Affected versionversion=Smart Audio 400 Platform
- Affected versionversion=Snapdragon 460 Mobile Platform
- Affected versionversion=Snapdragon 480 5G Mobile Platform
- Affected versionversion=Snapdragon 480+ 5G Mobile Platform
- Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 660 Mobile Platform
- Affected versionversion=Snapdragon 662 Mobile Platform
- Affected versionversion=Snapdragon 680 4G Mobile Platform
- Affected versionversion=Snapdragon 685 4G Mobile Platform
- Affected versionversion=Snapdragon 690 5G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 6 Gen 4 Mobile Platform
- Affected versionversion=Snapdragon 778G 5G Mobile Platform
- Affected versionversion=Snapdragon 778G+ 5G Mobile Platform
- Affected versionversion=Snapdragon 782G Mobile Platform
- Affected versionversion=Snapdragon 7c+ Gen 3 Compute
- Affected versionversion=Snapdragon 7s Gen 3 Mobile Platform
- Affected versionversion=Snapdragon 865 5G Mobile Platform
- Affected versionversion=Snapdragon 865+ 5G Mobile Platform
- Affected versionversion=Snapdragon 870 5G Mobile Platform
- Affected versionversion=Snapdragon 888 5G Mobile Platform
- Affected versionversion=Snapdragon 888+ 5G Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
- Affected versionversion=Snapdragon Auto 5G Modem-RF
- Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
- Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
- Affected versionversion=Snapdragon X12 LTE Modem
- Affected versionversion=Snapdragon X32 5G Modem-RF System
- Affected versionversion=Snapdragon X35 5G Modem-RF System
- Affected versionversion=Snapdragon X53 5G Modem-RF System
- Affected versionversion=Snapdragon X55 5G Modem-RF System
- Affected versionversion=Snapdragon X72 5G Modem-RF System
- Affected versionversion=Snapdragon X75 5G Modem-RF System
- Affected versionversion=Snapdragon XR2 5G Platform
- Affected versionversion=Snapdragon XR2+ Gen 1 Platform
- Affected versionversion=SRV1H
- Affected versionversion=SRV1M
- Affected versionversion=SW5100
- Affected versionversion=SW5100P
- Affected versionversion=WCD9326
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCD9341
- Affected versionversion=WCD9370
- Affected versionversion=WCD9371
- Affected versionversion=WCD9375
- Affected versionversion=WCD9378
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCD9390
- Affected versionversion=WCD9395
- Affected versionversion=WCN3615
- Affected versionversion=WCN3660B
- Affected versionversion=WCN3680B
- Affected versionversion=WCN3910
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN3990
- Affected versionversion=WCN6450
- Affected versionversion=WCN6650
- Affected versionversion=WCN6755
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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