Local memory corruption via stale LED count
Published Jul 6, 2026 · Updated Jul 6, 2026
Out-of-bounds write in the Qualcomm Snapdragon camera driver allows local users to corrupt memory through crafted flash commands. The flash-command handler uses a stale LED count after userspace changes it, causing subsequent writes to exceed the current LED array bounds. Low-privileged local access is required to alter the LED count and issue flash commands; successful corruption compromises confidentiality, integrity, and availability across the driver boundary.
Summary
What happened
Out-of-bounds write in the Qualcomm Snapdragon camera driver allows local users to corrupt memory through crafted flash commands. The flash-command handler uses a stale LED count after userspace changes it, causing subsequent writes to exceed the current LED array bounds. Low-privileged local access is required to alter the LED count and issue flash commands; successful corruption compromises confidentiality, integrity, and availability across the driver boundary.
The record
- CVE
- CVE-2026-21369
- Published
- Jul 6, 2026
- Updated
- Jul 6, 2026
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-787
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jul 6, 2026CVE publishedPublication date reported by the CVE source.
- Jul 6, 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=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=G1 Gen 1
- Affected versionversion=G3x Gen 2
- Affected versionversion=IQ9 Series Platform
- Affected versionversion=Kalpeni
- Affected versionversion=LeMansAU
- Affected versionversion=LeMans_AU_LGIT
- Affected versionversion=Pandeiro
- Affected versionversion=QAM8255P
- Affected versionversion=QAM8295P
- Affected versionversion=QAMSRV1H
- Affected versionversion=QAMSRV1M
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6595
- Affected versionversion=QCA6688AQ
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCA8695AU
- Affected versionversion=QCM2290
- Affected versionversion=QCM4325
- Affected versionversion=QCM4490
- Affected versionversion=QCM5430
- Affected versionversion=QCM6490
- Affected versionversion=QCM8838
- Affected versionversion=QCS2290
- Affected versionversion=QCS4290
- Affected versionversion=QCS4490
- Affected versionversion=QLN1083BD
- Affected versionversion=QLN1086BD
- Affected versionversion=QPA1083BD
- Affected versionversion=QPA1086BD
- Affected versionversion=Qualcomm Video Collaboration VC3 Platform
- Affected versionversion=QXM1093
- Affected versionversion=QXM1094
- Affected versionversion=QXM1095
- Affected versionversion=QXM1096
- Affected versionversion=SA6155P
- Affected versionversion=SA7255P
- Affected versionversion=SA7775P
- Affected versionversion=SA8155P
- Affected versionversion=SA8195P
- Affected versionversion=SA8255P
- Affected versionversion=SA8295P
- Affected versionversion=SA8620P
- Affected versionversion=SA8770P
- Affected versionversion=SA9000P
- Affected versionversion=SAR2130P
- Affected versionversion=SC8380XP
- Affected versionversion=SD662
- Affected versionversion=SD865 5G
- Affected versionversion=SDR753
- Affected versionversion=SM6225P
- Affected versionversion=SM7525
- Affected versionversion=SM7550
- Affected versionversion=SM7550P
- Affected versionversion=SM8550P
- 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 662 Mobile Platform
- Affected versionversion=Snapdragon 680 4G Mobile Platform
- Affected versionversion=Snapdragon 685 4G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 8 Elite
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon AR1 Gen 1 Platform
- Affected versionversion=Snapdragon Wear Elite platform
- Affected versionversion=Snapdragon XR2 5G Platform
- Affected versionversion=Snapdragon XR2+ Gen 1 Platform
- Affected versionversion=SRV1H
- Affected versionversion=SRV1M
- Affected versionversion=SXR2230P
- Affected versionversion=SXR2330P
- Affected versionversion=SXR2350P
- Affected versionversion=Themisto
- 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=WCN3910
- Affected versionversion=WCN3950
- Affected versionversion=WCN3988
- Affected versionversion=WCN6450
- Affected versionversion=WCN6650
- Affected versionversion=WCN6755
- Affected versionversion=WCN7860
- Affected versionversion=WCN7861
- Affected versionversion=WCN7881
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
- Affected versionversion=X1E80100
- Affected versionversion=XRV7209
- Affected versionversion=XRV9209
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Technologies
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Your stack
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