CVE-2024-43066

Local memory corruption via listener use-after-free

Published Apr 7, 2025 · Updated Apr 7, 2025

Use-after-free in Qualcomm Snapdragon HLOS allows local users with low privileges to corrupt memory during listener lifecycle operations. Qualcomm has not disclosed the affected HLOS function or how listener registration and deregistration leave freed memory reachable through a file descriptor. Successful exploitation requires local low-privilege access and can expose or alter protected data or interrupt device operation.

CVSS severity7.8
High
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Use-after-free in Qualcomm Snapdragon HLOS allows local users with low privileges to corrupt memory during listener lifecycle operations. Qualcomm has not disclosed the affected HLOS function or how listener registration and deregistration leave freed memory reachable through a file descriptor. Successful exploitation requires local low-privilege access and can expose or alter protected data or interrupt device operation.

The record

CVE
CVE-2024-43066
Published
Apr 7, 2025
Updated
Apr 7, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-416
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 7, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 7, 2025Record 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=CSRB31024
  2. Affected versionversion=FastConnect 6200
  3. Affected versionversion=FastConnect 6700
  4. Affected versionversion=FastConnect 6800
  5. Affected versionversion=FastConnect 6900
  6. Affected versionversion=FastConnect 7800
  7. Affected versionversion=MDM9650
  8. Affected versionversion=QAM8295P
  9. Affected versionversion=QCA6310
  10. Affected versionversion=QCA6335
  11. Affected versionversion=QCA6391
  12. Affected versionversion=QCA6426
  13. Affected versionversion=QCA6436
  14. Affected versionversion=QCA6564
  15. Affected versionversion=QCA6564AU
  16. Affected versionversion=QCA6574
  17. Affected versionversion=QCA6574A
  18. Affected versionversion=QCA6574AU
  19. Affected versionversion=QCA6595
  20. Affected versionversion=QCA6595AU
  21. Affected versionversion=QCA6696
  22. Affected versionversion=QCA6698AQ
  23. Affected versionversion=QCM6490
  24. Affected versionversion=QCS410
  25. Affected versionversion=QCS610
  26. Affected versionversion=QCS6490
  27. Affected versionversion=QCS8550
  28. Affected versionversion=Qualcomm 205 Mobile Platform
  29. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  30. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  31. Affected versionversion=Robotics RB3 Platform
  32. Affected versionversion=SA4150P
  33. Affected versionversion=SA4155P
  34. Affected versionversion=SA6145P
  35. Affected versionversion=SA6150P
  36. Affected versionversion=SA6155
  37. Affected versionversion=SA6155P
  38. Affected versionversion=SA8145P
  39. Affected versionversion=SA8150P
  40. Affected versionversion=SA8155
  41. Affected versionversion=SA8155P
  42. Affected versionversion=SA8195P
  43. Affected versionversion=SA8295P
  44. Affected versionversion=SD660
  45. Affected versionversion=SD865 5G
  46. Affected versionversion=SDM429W
  47. Affected versionversion=SG4150P
  48. Affected versionversion=SM4125
  49. Affected versionversion=SM6370
  50. Affected versionversion=Snapdragon 210 Processor
  51. Affected versionversion=Snapdragon 212 Mobile Platform
  52. Affected versionversion=Snapdragon 429 Mobile Platform
  53. Affected versionversion=Snapdragon 460 Mobile Platform
  54. Affected versionversion=Snapdragon 480 5G Mobile Platform
  55. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  56. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  57. Affected versionversion=Snapdragon 660 Mobile Platform
  58. Affected versionversion=Snapdragon 662 Mobile Platform
  59. Affected versionversion=Snapdragon 680 4G Mobile Platform
  60. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  61. Affected versionversion=Snapdragon 695 5G Mobile Platform
  62. Affected versionversion=Snapdragon 820 Automotive Platform
  63. Affected versionversion=Snapdragon 845 Mobile Platform
  64. Affected versionversion=Snapdragon 865 5G Mobile Platform
  65. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  66. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  67. Affected versionversion=Snapdragon Auto 4G Modem
  68. Affected versionversion=Snapdragon Auto 5G Modem-RF
  69. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  70. Affected versionversion=Snapdragon X55 5G Modem-RF System
  71. Affected versionversion=Snapdragon XR1 Platform
  72. Affected versionversion=Snapdragon XR2 5G Platform
  73. Affected versionversion=SW5100
  74. Affected versionversion=SW5100P
  75. Affected versionversion=SXR1120
  76. Affected versionversion=SXR2130
  77. Affected versionversion=Vision Intelligence 400 Platform
  78. Affected versionversion=WCD9326
  79. Affected versionversion=WCD9335
  80. Affected versionversion=WCD9340
  81. Affected versionversion=WCD9341
  82. Affected versionversion=WCD9370
  83. Affected versionversion=WCD9375
  84. Affected versionversion=WCD9380
  85. Affected versionversion=WCD9385
  86. Affected versionversion=WCN3610
  87. Affected versionversion=WCN3620
  88. Affected versionversion=WCN3660B
  89. Affected versionversion=WCN3680B
  90. Affected versionversion=WCN3910
  91. Affected versionversion=WCN3950
  92. Affected versionversion=WCN3980
  93. Affected versionversion=WCN3988
  94. Affected versionversion=WCN3990
  95. Affected versionversion=WSA8810
  96. Affected versionversion=WSA8815
  97. Affected versionversion=WSA8830
  98. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=CSRB31024; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=MDM9650; version=QAM8295P; version=QCA6310; version=QCA6335; version=QCA6391; version=QCA6426; version=QCA6436; version=QCA6564; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCM6490; version=QCS410; version=QCS610; version=QCS6490; version=QCS8550; version=Qualcomm 205 Mobile Platform; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=Robotics RB3 Platform; version=SA4150P; version=SA4155P; version=SA6145P; version=SA6150P; version=SA6155; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8195P; version=SA8295P; version=SD660; version=SD865 5G; version=SDM429W; version=SG4150P; version=SM4125; version=SM6370; version=Snapdragon 210 Processor; version=Snapdragon 212 Mobile Platform; version=Snapdragon 429 Mobile Platform; version=Snapdragon 460 Mobile Platform; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform (SM4350-AC); version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 660 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform (SM6225-AD); version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 820 Automotive Platform; version=Snapdragon 845 Mobile Platform; version=Snapdragon 865 5G Mobile Platform; version=Snapdragon 865+ 5G Mobile Platform (SM8250-AB); version=Snapdragon 870 5G Mobile Platform (SM8250-AC); version=Snapdragon Auto 4G Modem; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon XR1 Platform; version=Snapdragon XR2 5G Platform; version=SW5100; version=SW5100P; version=SXR1120; version=SXR2130; version=Vision Intelligence 400 Platform; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3620; version=WCN3660B; version=WCN3680B; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

7.8Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-416Use After Free

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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