CVE-2026-21369

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.

CVSS severity5.3
Medium
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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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

  1. Jul 6, 2026CVE publishedPublication date reported by the CVE source.
  2. 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.

  1. Affected versionversion=FastConnect 6200
  2. Affected versionversion=FastConnect 6700
  3. Affected versionversion=FastConnect 6900
  4. Affected versionversion=FastConnect 7800
  5. Affected versionversion=G1 Gen 1
  6. Affected versionversion=G3x Gen 2
  7. Affected versionversion=IQ9 Series Platform
  8. Affected versionversion=Kalpeni
  9. Affected versionversion=LeMansAU
  10. Affected versionversion=LeMans_AU_LGIT
  11. Affected versionversion=Pandeiro
  12. Affected versionversion=QAM8255P
  13. Affected versionversion=QAM8295P
  14. Affected versionversion=QAMSRV1H
  15. Affected versionversion=QAMSRV1M
  16. Affected versionversion=QCA6574AU
  17. Affected versionversion=QCA6595
  18. Affected versionversion=QCA6688AQ
  19. Affected versionversion=QCA6696
  20. Affected versionversion=QCA6698AQ
  21. Affected versionversion=QCA6797AQ
  22. Affected versionversion=QCA8695AU
  23. Affected versionversion=QCM2290
  24. Affected versionversion=QCM4325
  25. Affected versionversion=QCM4490
  26. Affected versionversion=QCM5430
  27. Affected versionversion=QCM6490
  28. Affected versionversion=QCM8838
  29. Affected versionversion=QCS2290
  30. Affected versionversion=QCS4290
  31. Affected versionversion=QCS4490
  32. Affected versionversion=QLN1083BD
  33. Affected versionversion=QLN1086BD
  34. Affected versionversion=QPA1083BD
  35. Affected versionversion=QPA1086BD
  36. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  37. Affected versionversion=QXM1093
  38. Affected versionversion=QXM1094
  39. Affected versionversion=QXM1095
  40. Affected versionversion=QXM1096
  41. Affected versionversion=SA6155P
  42. Affected versionversion=SA7255P
  43. Affected versionversion=SA7775P
  44. Affected versionversion=SA8155P
  45. Affected versionversion=SA8195P
  46. Affected versionversion=SA8255P
  47. Affected versionversion=SA8295P
  48. Affected versionversion=SA8620P
  49. Affected versionversion=SA8770P
  50. Affected versionversion=SA9000P
  51. Affected versionversion=SAR2130P
  52. Affected versionversion=SC8380XP
  53. Affected versionversion=SD662
  54. Affected versionversion=SD865 5G
  55. Affected versionversion=SDR753
  56. Affected versionversion=SM6225P
  57. Affected versionversion=SM7525
  58. Affected versionversion=SM7550
  59. Affected versionversion=SM7550P
  60. Affected versionversion=SM8550P
  61. Affected versionversion=Snapdragon 460 Mobile Platform
  62. Affected versionversion=Snapdragon 480 5G Mobile Platform
  63. Affected versionversion=Snapdragon 480+ 5G Mobile Platform
  64. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  65. Affected versionversion=Snapdragon 662 Mobile Platform
  66. Affected versionversion=Snapdragon 680 4G Mobile Platform
  67. Affected versionversion=Snapdragon 685 4G Mobile Platform
  68. Affected versionversion=Snapdragon 695 5G Mobile Platform
  69. Affected versionversion=Snapdragon 8 Elite
  70. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  71. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  72. Affected versionversion=Snapdragon AR1 Gen 1 Platform
  73. Affected versionversion=Snapdragon Wear Elite platform
  74. Affected versionversion=Snapdragon XR2 5G Platform
  75. Affected versionversion=Snapdragon XR2+ Gen 1 Platform
  76. Affected versionversion=SRV1H
  77. Affected versionversion=SRV1M
  78. Affected versionversion=SXR2230P
  79. Affected versionversion=SXR2330P
  80. Affected versionversion=SXR2350P
  81. Affected versionversion=Themisto
  82. Affected versionversion=WCD9370
  83. Affected versionversion=WCD9371
  84. Affected versionversion=WCD9375
  85. Affected versionversion=WCD9378
  86. Affected versionversion=WCD9380
  87. Affected versionversion=WCD9385
  88. Affected versionversion=WCD9390
  89. Affected versionversion=WCD9395
  90. Affected versionversion=WCN3910
  91. Affected versionversion=WCN3950
  92. Affected versionversion=WCN3988
  93. Affected versionversion=WCN6450
  94. Affected versionversion=WCN6650
  95. Affected versionversion=WCN6755
  96. Affected versionversion=WCN7860
  97. Affected versionversion=WCN7861
  98. Affected versionversion=WCN7881
  99. Affected versionversion=WSA8810
  100. Affected versionversion=WSA8815
  101. Affected versionversion=WSA8830
  102. Affected versionversion=WSA8832
  103. Affected versionversion=WSA8835
  104. Affected versionversion=WSA8840
  105. Affected versionversion=WSA8845
  106. Affected versionversion=WSA8845H
  107. Affected versionversion=X1E80100
  108. Affected versionversion=XRV7209
  109. Affected versionversion=XRV9209

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6900; version=FastConnect 7800; version=G1 Gen 1; version=G3x Gen 2; version=IQ9 Series Platform; version=Kalpeni; version=LeMansAU; version=LeMans_AU_LGIT; version=Pandeiro; version=QAM8255P; version=QAM8295P; version=QAMSRV1H; version=QAMSRV1M; version=QCA6574AU; version=QCA6595; version=QCA6688AQ; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8695AU; version=QCM2290; version=QCM4325; version=QCM4490; version=QCM5430; version=QCM6490; version=QCM8838; version=QCS2290; version=QCS4290; version=QCS4490; version=QLN1083BD; version=QLN1086BD; version=QPA1083BD; version=QPA1086BD; version=Qualcomm Video Collaboration VC3 Platform; version=QXM1093; version=QXM1094; version=QXM1095; version=QXM1096; version=SA6155P; version=SA7255P; version=SA7775P; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SA8620P; version=SA8770P; version=SA9000P; version=SAR2130P; version=SC8380XP; version=SD662; version=SD865 5G; version=SDR753; version=SM6225P; version=SM7525; version=SM7550; version=SM7550P; version=SM8550P; version=Snapdragon 460 Mobile Platform; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform; version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform; version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 8 Elite; version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon AR1 Gen 1 Platform; version=Snapdragon Wear Elite platform; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SRV1H; version=SRV1M; version=SXR2230P; version=SXR2330P; version=SXR2350P; version=Themisto; version=WCD9370; version=WCD9371; version=WCD9375; version=WCD9378; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3910; version=WCN3950; version=WCN3988; version=WCN6450; version=WCN6650; version=WCN6755; version=WCN7860; version=WCN7861; version=WCN7881; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H; version=X1E80100; version=XRV7209; version=XRV9209

Published CVSS scores

5.3NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
5.3Qualcomm, Inc.CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L

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.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-787Out-of-bounds Write

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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