CVE-2023-33031

Memory corruption via unchecked ADSP buffer copy

Published Nov 7, 2023 · Updated Dec 16, 2025

Memory corruption in Qualcomm Snapdragon Automotive Audio allows local users with low privileges to corrupt memory during audio processing. The component copies ADSP shared-buffer data into a VOC packet data buffer without checking that the input fits the destination. Exploitation requires local low-privileged access; Qualcomm has not published a more specific operational consequence than memory corruption.

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

Memory corruption in Qualcomm Snapdragon Automotive Audio allows local users with low privileges to corrupt memory during audio processing. The component copies ADSP shared-buffer data into a VOC packet data buffer without checking that the input fits the destination. Exploitation requires local low-privileged access; Qualcomm has not published a more specific operational consequence than memory corruption.

The record

CVE
CVE-2023-33031
Published
Nov 7, 2023
Updated
Dec 16, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-787, CWE-120
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 7, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 16, 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=APQ8017
  2. Affected versionversion=APQ8064AU
  3. Affected versionversion=AQT1000
  4. Affected versionversion=AR8031
  5. Affected versionversion=AR8035
  6. Affected versionversion=CSRA6620
  7. Affected versionversion=CSRA6640
  8. Affected versionversion=C-V2X 9150
  9. Affected versionversion=FastConnect 6200
  10. Affected versionversion=FastConnect 6700
  11. Affected versionversion=FastConnect 6800
  12. Affected versionversion=FastConnect 6900
  13. Affected versionversion=FastConnect 7800
  14. Affected versionversion=Flight RB5 5G Platform
  15. Affected versionversion=MDM9628
  16. Affected versionversion=MDM9640
  17. Affected versionversion=MDM9650
  18. Affected versionversion=MSM8108
  19. Affected versionversion=MSM8209
  20. Affected versionversion=MSM8608
  21. Affected versionversion=MSM8996AU
  22. Affected versionversion=QAM8255P
  23. Affected versionversion=QAM8295P
  24. Affected versionversion=QAM8650P
  25. Affected versionversion=QAM8775P
  26. Affected versionversion=QCA6174A
  27. Affected versionversion=QCA6310
  28. Affected versionversion=QCA6335
  29. Affected versionversion=QCA6391
  30. Affected versionversion=QCA6420
  31. Affected versionversion=QCA6421
  32. Affected versionversion=QCA6426
  33. Affected versionversion=QCA6430
  34. Affected versionversion=QCA6431
  35. Affected versionversion=QCA6436
  36. Affected versionversion=QCA6564A
  37. Affected versionversion=QCA6564AU
  38. Affected versionversion=QCA6574
  39. Affected versionversion=QCA6574A
  40. Affected versionversion=QCA6574AU
  41. Affected versionversion=QCA6595
  42. Affected versionversion=QCA6595AU
  43. Affected versionversion=QCA6696
  44. Affected versionversion=QCA6698AQ
  45. Affected versionversion=QCA6797AQ
  46. Affected versionversion=QCA8081
  47. Affected versionversion=QCA8337
  48. Affected versionversion=QCA9377
  49. Affected versionversion=QCC710
  50. Affected versionversion=QCM4325
  51. Affected versionversion=QCM6490
  52. Affected versionversion=QCM8550
  53. Affected versionversion=QCN6224
  54. Affected versionversion=QCN6274
  55. Affected versionversion=QCN9011
  56. Affected versionversion=QCN9012
  57. Affected versionversion=QCN9074
  58. Affected versionversion=QCS410
  59. Affected versionversion=QCS610
  60. Affected versionversion=QCS6490
  61. Affected versionversion=QCS7230
  62. Affected versionversion=QCS8250
  63. Affected versionversion=QCS8550
  64. Affected versionversion=QFW7114
  65. Affected versionversion=QFW7124
  66. Affected versionversion=QRB5165M
  67. Affected versionversion=QRB5165N
  68. Affected versionversion=Qualcomm 205 Mobile Platform
  69. Affected versionversion=Qualcomm 215 Mobile Platform
  70. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  71. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  72. Affected versionversion=Qualcomm Video Collaboration VC5 Platform
  73. Affected versionversion=Robotics RB3 Platform
  74. Affected versionversion=Robotics RB5 Platform
  75. Affected versionversion=SA4150P
  76. Affected versionversion=SA4155P
  77. Affected versionversion=SA6145P
  78. Affected versionversion=SA6150P
  79. Affected versionversion=SA6155
  80. Affected versionversion=SA6155P
  81. Affected versionversion=SA8145P
  82. Affected versionversion=SA8150P
  83. Affected versionversion=SA8155
  84. Affected versionversion=SA8155P
  85. Affected versionversion=SA8195P
  86. Affected versionversion=SA8255P
  87. Affected versionversion=SA8295P
  88. Affected versionversion=SD660
  89. Affected versionversion=SD855
  90. Affected versionversion=SD865 5G
  91. Affected versionversion=SDM429W
  92. Affected versionversion=SDX55
  93. Affected versionversion=SG4150P
  94. Affected versionversion=SG8275P
  95. Affected versionversion=SM7250P
  96. Affected versionversion=SM8550P
  97. Affected versionversion=Smart Audio 200 Platform
  98. Affected versionversion=Smart Audio 400 Platform
  99. Affected versionversion=Snapdragon 208 Processor
  100. Affected versionversion=Snapdragon 210 Processor
  101. Affected versionversion=Snapdragon 212 Mobile Platform
  102. Affected versionversion=Snapdragon 429 Mobile Platform
  103. Affected versionversion=Snapdragon 480 5G Mobile Platform
  104. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  105. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  106. Affected versionversion=Snapdragon 660 Mobile Platform
  107. Affected versionversion=Snapdragon 680 4G Mobile Platform
  108. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  109. Affected versionversion=Snapdragon 690 5G Mobile Platform
  110. Affected versionversion=Snapdragon 695 5G Mobile Platform
  111. Affected versionversion=Snapdragon 750G 5G Mobile Platform
  112. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  113. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  114. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  115. Affected versionversion=Snapdragon 820 Automotive Platform
  116. Affected versionversion=Snapdragon 845 Mobile Platform
  117. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  118. Affected versionversion=Snapdragon 855 Mobile Platform
  119. Affected versionversion=Snapdragon 865 5G Mobile Platform
  120. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  121. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  122. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  123. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  124. Affected versionversion=Snapdragon Auto 5G Modem-RF
  125. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  126. Affected versionversion=Snapdragon Wear 4100+ Platform
  127. Affected versionversion=Snapdragon X12 LTE Modem
  128. Affected versionversion=Snapdragon X55 5G Modem-RF System
  129. Affected versionversion=Snapdragon X5 LTE Modem
  130. Affected versionversion=Snapdragon X75 5G Modem-RF System
  131. Affected versionversion=Snapdragon XR2 5G Platform
  132. Affected versionversion=SW5100
  133. Affected versionversion=SW5100P
  134. Affected versionversion=SXR2130
  135. Affected versionversion=WCD9326
  136. Affected versionversion=WCD9335
  137. Affected versionversion=WCD9340
  138. Affected versionversion=WCD9341
  139. Affected versionversion=WCD9360
  140. Affected versionversion=WCD9370
  141. Affected versionversion=WCD9375
  142. Affected versionversion=WCD9380
  143. Affected versionversion=WCD9385
  144. Affected versionversion=WCD9390
  145. Affected versionversion=WCD9395
  146. Affected versionversion=WCN3610
  147. Affected versionversion=WCN3615
  148. Affected versionversion=WCN3620
  149. Affected versionversion=WCN3660B
  150. Affected versionversion=WCN3680
  151. Affected versionversion=WCN3680B
  152. Affected versionversion=WCN3950
  153. Affected versionversion=WCN3980
  154. Affected versionversion=WCN3988
  155. Affected versionversion=WCN3990
  156. Affected versionversion=WSA8810
  157. Affected versionversion=WSA8815
  158. Affected versionversion=WSA8830
  159. Affected versionversion=WSA8835
  160. Affected versionversion=WSA8840
  161. Affected versionversion=WSA8845
  162. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=APQ8017; version=APQ8064AU; version=AQT1000; version=AR8031; version=AR8035; version=CSRA6620; version=CSRA6640; version=C-V2X 9150; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Flight RB5 5G Platform; version=MDM9628; version=MDM9640; version=MDM9650; version=MSM8108; version=MSM8209; version=MSM8608; version=MSM8996AU; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QCA6174A; version=QCA6310; version=QCA6335; version=QCA6391; version=QCA6420; version=QCA6421; version=QCA6426; version=QCA6430; version=QCA6431; version=QCA6436; version=QCA6564A; version=QCA6564AU; 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=QCM4325; version=QCM6490; version=QCM8550; version=QCN6224; version=QCN6274; version=QCN9011; version=QCN9012; version=QCN9074; version=QCS410; version=QCS610; version=QCS6490; version=QCS7230; version=QCS8250; version=QCS8550; version=QFW7114; version=QFW7124; version=QRB5165M; version=QRB5165N; version=Qualcomm 205 Mobile Platform; 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 RB3 Platform; version=Robotics RB5 Platform; version=SA4150P; version=SA4155P; version=SA6145P; version=SA6150P; version=SA6155; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SD660; version=SD855; version=SD865 5G; version=SDM429W; version=SDX55; version=SG4150P; version=SG8275P; version=SM7250P; version=SM8550P; version=Smart Audio 200 Platform; version=Smart Audio 400 Platform; version=Snapdragon 208 Processor; version=Snapdragon 210 Processor; version=Snapdragon 212 Mobile Platform; version=Snapdragon 429 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 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 820 Automotive Platform; version=Snapdragon 845 Mobile Platform; version=Snapdragon 855+/860 Mobile Platform (SM8150-AC); version=Snapdragon 855 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 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 Wear 4100+ Platform; version=Snapdragon X12 LTE Modem; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X5 LTE Modem; version=Snapdragon X75 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=SW5100; version=SW5100P; version=SXR2130; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3610; version=WCN3615; version=WCN3620; version=WCN3660B; version=WCN3680; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; 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-787Out-of-bounds Write
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

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Your stack

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