CVE-2023-33035

Local memory corruption via unchecked AFE buffer copy

Published Oct 3, 2023 · Updated Feb 27, 2025

Memory corruption in Qualcomm Snapdragon Audio allows local users with low privileges to corrupt memory through the AFE callback path. The AFE path copies data without checking the input size while invoking a callback from the audio DSP, overwriting adjacent memory. The public record does not identify the affected function or input, so the final effect beyond memory corruption remains unspecified.

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

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Memory corruption in Qualcomm Snapdragon Audio allows local users with low privileges to corrupt memory through the AFE callback path. The AFE path copies data without checking the input size while invoking a callback from the audio DSP, overwriting adjacent memory. The public record does not identify the affected function or input, so the final effect beyond memory corruption remains unspecified.

The record

CVE
CVE-2023-33035
Published
Oct 3, 2023
Updated
Feb 27, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-120
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 3, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 27, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=AR8035
  2. Affected versionversion=CSRA6620
  3. Affected versionversion=CSRA6640
  4. Affected versionversion=FastConnect 6200
  5. Affected versionversion=FastConnect 6700
  6. Affected versionversion=FastConnect 6800
  7. Affected versionversion=FastConnect 6900
  8. Affected versionversion=FastConnect 7800
  9. Affected versionversion=Flight RB5 5G Platform
  10. Affected versionversion=MDM9650
  11. Affected versionversion=QAM8255P
  12. Affected versionversion=QAM8295P
  13. Affected versionversion=QAM8650P
  14. Affected versionversion=QAM8775P
  15. Affected versionversion=QCA6174A
  16. Affected versionversion=QCA6391
  17. Affected versionversion=QCA6421
  18. Affected versionversion=QCA6426
  19. Affected versionversion=QCA6431
  20. Affected versionversion=QCA6436
  21. Affected versionversion=QCA6574
  22. Affected versionversion=QCA6574A
  23. Affected versionversion=QCA6574AU
  24. Affected versionversion=QCA6595
  25. Affected versionversion=QCA6595AU
  26. Affected versionversion=QCA6696
  27. Affected versionversion=QCA6698AQ
  28. Affected versionversion=QCA6797AQ
  29. Affected versionversion=QCA8081
  30. Affected versionversion=QCA8337
  31. Affected versionversion=QCA9377
  32. Affected versionversion=QCC710
  33. Affected versionversion=QCM2290
  34. Affected versionversion=QCM4290
  35. Affected versionversion=QCM4325
  36. Affected versionversion=QCM6490
  37. Affected versionversion=QCM8550
  38. Affected versionversion=QCN6224
  39. Affected versionversion=QCN6274
  40. Affected versionversion=QCN9011
  41. Affected versionversion=QCN9012
  42. Affected versionversion=QCS2290
  43. Affected versionversion=QCS410
  44. Affected versionversion=QCS4290
  45. Affected versionversion=QCS610
  46. Affected versionversion=QCS6490
  47. Affected versionversion=QCS7230
  48. Affected versionversion=QCS8250
  49. Affected versionversion=QCS8550
  50. Affected versionversion=QFW7114
  51. Affected versionversion=QFW7124
  52. Affected versionversion=QRB5165M
  53. Affected versionversion=QRB5165N
  54. Affected versionversion=Qualcomm 215 Mobile Platform
  55. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  56. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  57. Affected versionversion=Qualcomm Video Collaboration VC5 Platform
  58. Affected versionversion=Robotics RB5 Platform
  59. Affected versionversion=SA4150P
  60. Affected versionversion=SA4155P
  61. Affected versionversion=SA6145P
  62. Affected versionversion=SA6150P
  63. Affected versionversion=SA6155P
  64. Affected versionversion=SA8145P
  65. Affected versionversion=SA8150P
  66. Affected versionversion=SA8155P
  67. Affected versionversion=SA8195P
  68. Affected versionversion=SA8255P
  69. Affected versionversion=SA8295P
  70. Affected versionversion=SD660
  71. Affected versionversion=SD865 5G
  72. Affected versionversion=SD888
  73. Affected versionversion=SG4150P
  74. Affected versionversion=SG8275P
  75. Affected versionversion=SM4125
  76. Affected versionversion=SM7250P
  77. Affected versionversion=SM7315
  78. Affected versionversion=SM7325P
  79. Affected versionversion=SM8550P
  80. Affected versionversion=Smart Audio 400 Platform
  81. Affected versionversion=Snapdragon 460 Mobile Platform
  82. Affected versionversion=Snapdragon 480 5G Mobile Platform
  83. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  84. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  85. Affected versionversion=Snapdragon 660 Mobile Platform
  86. Affected versionversion=Snapdragon 662 Mobile Platform
  87. Affected versionversion=Snapdragon 680 4G Mobile Platform
  88. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  89. Affected versionversion=Snapdragon 690 5G Mobile Platform
  90. Affected versionversion=Snapdragon 695 5G Mobile Platform
  91. Affected versionversion=Snapdragon 750G 5G Mobile Platform
  92. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  93. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  94. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  95. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  96. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  97. Affected versionversion=Snapdragon 780G 5G Mobile Platform
  98. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  99. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  100. Affected versionversion=Snapdragon 820 Automotive Platform
  101. Affected versionversion=Snapdragon 865 5G Mobile Platform
  102. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  103. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  104. Affected versionversion=Snapdragon 888 5G Mobile Platform
  105. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  106. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  107. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  108. Affected versionversion=Snapdragon Auto 5G Modem-RF
  109. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  110. Affected versionversion=Snapdragon X12 LTE Modem
  111. Affected versionversion=Snapdragon X55 5G Modem-RF System
  112. Affected versionversion=Snapdragon X75 5G Modem-RF System
  113. Affected versionversion=Snapdragon XR2 5G Platform
  114. Affected versionversion=Snapdragon XR2+ Gen 1 Platform
  115. Affected versionversion=SW5100
  116. Affected versionversion=SW5100P
  117. Affected versionversion=SXR2130
  118. Affected versionversion=WCD9326
  119. Affected versionversion=WCD9335
  120. Affected versionversion=WCD9340
  121. Affected versionversion=WCD9341
  122. Affected versionversion=WCD9370
  123. Affected versionversion=WCD9375
  124. Affected versionversion=WCD9380
  125. Affected versionversion=WCD9385
  126. Affected versionversion=WCD9390
  127. Affected versionversion=WCD9395
  128. Affected versionversion=WCN3615
  129. Affected versionversion=WCN3660B
  130. Affected versionversion=WCN3680B
  131. Affected versionversion=WCN3910
  132. Affected versionversion=WCN3950
  133. Affected versionversion=WCN3980
  134. Affected versionversion=WCN3988
  135. Affected versionversion=WCN3990
  136. Affected versionversion=WCN6740
  137. Affected versionversion=WSA8810
  138. Affected versionversion=WSA8815
  139. Affected versionversion=WSA8830
  140. Affected versionversion=WSA8835
  141. Affected versionversion=WSA8840
  142. Affected versionversion=WSA8845
  143. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=AR8035; version=CSRA6620; version=CSRA6640; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Flight RB5 5G Platform; version=MDM9650; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QCA6174A; version=QCA6391; version=QCA6421; version=QCA6426; version=QCA6431; version=QCA6436; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8081; version=QCA8337; version=QCA9377; version=QCC710; version=QCM2290; version=QCM4290; version=QCM4325; version=QCM6490; version=QCM8550; version=QCN6224; version=QCN6274; version=QCN9011; version=QCN9012; version=QCS2290; version=QCS410; version=QCS4290; version=QCS610; version=QCS6490; version=QCS7230; version=QCS8250; version=QCS8550; version=QFW7114; version=QFW7124; version=QRB5165M; version=QRB5165N; version=Qualcomm 215 Mobile Platform; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=Qualcomm Video Collaboration VC5 Platform; version=Robotics RB5 Platform; version=SA4150P; version=SA4155P; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SD660; version=SD865 5G; version=SD888; version=SG4150P; version=SG8275P; version=SM4125; version=SM7250P; version=SM7315; version=SM7325P; version=SM8550P; version=Smart Audio 400 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 690 5G Mobile Platform; version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 750G 5G Mobile Platform; version=Snapdragon 765 5G Mobile Platform (SM7250-AA); version=Snapdragon 765G 5G Mobile Platform (SM7250-AB); version=Snapdragon 768G 5G Mobile Platform (SM7250-AC); version=Snapdragon 778G 5G Mobile Platform; version=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE); version=Snapdragon 780G 5G Mobile Platform; version=Snapdragon 782G Mobile Platform (SM7325-AF); version=Snapdragon 7c+ Gen 3 Compute; version=Snapdragon 820 Automotive 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 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon X12 LTE Modem; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SW5100; version=SW5100P; version=SXR2130; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3615; version=WCN3660B; version=WCN3680B; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo