CVE-2023-33068

Memory corruption via unchecked IIR configuration copy

Published Feb 6, 2024 · Updated May 9, 2025

Buffer overflow in Qualcomm Snapdragon audio components allows local users with high privileges to corrupt memory via crafted IIR configuration data. The audio path copies IIR configuration data from an AFE calibration block into a buffer without checking that the input fits. Exploitation requires high local privileges, and Qualcomm does not disclose a specific post-corruption outcome beyond memory corruption.

CVSS severity6.7
Medium
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

Buffer overflow in Qualcomm Snapdragon audio components allows local users with high privileges to corrupt memory via crafted IIR configuration data. The audio path copies IIR configuration data from an AFE calibration block into a buffer without checking that the input fits. Exploitation requires high local privileges, and Qualcomm does not disclose a specific post-corruption outcome beyond memory corruption.

The record

CVE
CVE-2023-33068
Published
Feb 6, 2024
Updated
May 9, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-120
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Feb 6, 2024CVE publishedPublication date reported by the CVE source.
  2. May 9, 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=AQT1000
  2. Affected versionversion=AR8035
  3. Affected versionversion=C-V2X 9150
  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=MDM9650
  10. Affected versionversion=MSM8996AU
  11. Affected versionversion=QAM8255P
  12. Affected versionversion=QAM8295P
  13. Affected versionversion=QAM8650P
  14. Affected versionversion=QAM8775P
  15. Affected versionversion=QAMSRV1H
  16. Affected versionversion=QAMSRV1M
  17. Affected versionversion=QCA6310
  18. Affected versionversion=QCA6320
  19. Affected versionversion=QCA6391
  20. Affected versionversion=QCA6420
  21. Affected versionversion=QCA6426
  22. Affected versionversion=QCA6430
  23. Affected versionversion=QCA6436
  24. Affected versionversion=QCA6564A
  25. Affected versionversion=QCA6564AU
  26. Affected versionversion=QCA6574A
  27. Affected versionversion=QCA6574AU
  28. Affected versionversion=QCA6584AU
  29. Affected versionversion=QCA6696
  30. Affected versionversion=QCA6698AQ
  31. Affected versionversion=QCA8081
  32. Affected versionversion=QCA8337
  33. Affected versionversion=QCC710
  34. Affected versionversion=QCN6224
  35. Affected versionversion=QCN6274
  36. Affected versionversion=QCN9074
  37. Affected versionversion=QCS410
  38. Affected versionversion=QCS610
  39. Affected versionversion=QFW7114
  40. Affected versionversion=QFW7124
  41. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  42. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  43. Affected versionversion=SA6145P
  44. Affected versionversion=SA6150P
  45. Affected versionversion=SA6155P
  46. Affected versionversion=SA8145P
  47. Affected versionversion=SA8150P
  48. Affected versionversion=SA8155P
  49. Affected versionversion=SA8195P
  50. Affected versionversion=SA8255P
  51. Affected versionversion=SA8295P
  52. Affected versionversion=SA8650P
  53. Affected versionversion=SA8770P
  54. Affected versionversion=SA8775P
  55. Affected versionversion=SA9000P
  56. Affected versionversion=SD835
  57. Affected versionversion=SD855
  58. Affected versionversion=SD865 5G
  59. Affected versionversion=SD888
  60. Affected versionversion=SM7315
  61. Affected versionversion=SM7325P
  62. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  63. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  64. Affected versionversion=Snapdragon 780G 5G Mobile Platform
  65. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  66. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  67. Affected versionversion=Snapdragon 820 Automotive Platform
  68. Affected versionversion=Snapdragon 835 Mobile PC Platform
  69. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  70. Affected versionversion=Snapdragon 855 Mobile Platform
  71. Affected versionversion=Snapdragon 865 5G Mobile Platform
  72. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  73. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  74. Affected versionversion=Snapdragon 888 5G Mobile Platform
  75. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  76. Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
  77. Affected versionversion=Snapdragon Wear 4100+ Platform
  78. Affected versionversion=Snapdragon X55 5G Modem-RF System
  79. Affected versionversion=Snapdragon X75 5G Modem-RF System
  80. Affected versionversion=Snapdragon XR2 5G Platform
  81. Affected versionversion=SRV1H
  82. Affected versionversion=SRV1M
  83. Affected versionversion=SXR2130
  84. Affected versionversion=WCD9335
  85. Affected versionversion=WCD9340
  86. Affected versionversion=WCD9341
  87. Affected versionversion=WCD9370
  88. Affected versionversion=WCD9375
  89. Affected versionversion=WCD9380
  90. Affected versionversion=WCD9385
  91. Affected versionversion=WCN3610
  92. Affected versionversion=WCN3660B
  93. Affected versionversion=WCN3680B
  94. Affected versionversion=WCN3950
  95. Affected versionversion=WCN3980
  96. Affected versionversion=WCN3990
  97. Affected versionversion=WCN6740
  98. Affected versionversion=WSA8810
  99. Affected versionversion=WSA8815
  100. Affected versionversion=WSA8830
  101. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=AR8035; version=C-V2X 9150; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=MDM9650; version=MSM8996AU; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QAMSRV1H; version=QAMSRV1M; version=QCA6310; version=QCA6320; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6564A; version=QCA6564AU; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6696; version=QCA6698AQ; version=QCA8081; version=QCA8337; version=QCC710; version=QCN6224; version=QCN6274; version=QCN9074; version=QCS410; version=QCS610; version=QFW7114; version=QFW7124; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SA8650P; version=SA8770P; version=SA8775P; version=SA9000P; version=SD835; version=SD855; version=SD865 5G; version=SD888; version=SM7315; version=SM7325P; 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 835 Mobile PC 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 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon Auto 5G Modem-RF Gen 2; version=Snapdragon Wear 4100+ Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=SRV1H; version=SRV1M; version=SXR2130; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3660B; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3990; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.7Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:H/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
Privilegesadmin
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

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Your stack

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