CVE-2022-33269

Memory corruption via overflowing DDR assignment

Published Apr 4, 2023 · Updated Aug 3, 2024

Integer overflow in Qualcomm Snapdragon Core firmware on listed chipsets allows local users to corrupt memory during DDR assignment. The Core DDR assignment path performs an overflowing integer calculation, but Qualcomm has not disclosed the operands or the resulting invalid memory operation. Local access is required, while privileges and user interaction are not; successful exploitation can compromise data and service availability.

CVSS severity9.3
Critical
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Integer overflow in Qualcomm Snapdragon Core firmware on listed chipsets allows local users to corrupt memory during DDR assignment. The Core DDR assignment path performs an overflowing integer calculation, but Qualcomm has not disclosed the operands or the resulting invalid memory operation. Local access is required, while privileges and user interaction are not; successful exploitation can compromise data and service availability.

The record

CVE
CVE-2022-33269
Published
Apr 4, 2023
Updated
Aug 3, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-190
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record 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=FastConnect 6200
  4. Affected versionversion=FastConnect 6800
  5. Affected versionversion=FastConnect 6900
  6. Affected versionversion=FastConnect 7800
  7. Affected versionversion=QAM8295P
  8. Affected versionversion=QCA6174A
  9. Affected versionversion=QCA6310
  10. Affected versionversion=QCA6335
  11. Affected versionversion=QCA6391
  12. Affected versionversion=QCA6420
  13. Affected versionversion=QCA6421
  14. Affected versionversion=QCA6426
  15. Affected versionversion=QCA6430
  16. Affected versionversion=QCA6431
  17. Affected versionversion=QCA6436
  18. Affected versionversion=QCA6564A
  19. Affected versionversion=QCA6564AU
  20. Affected versionversion=QCA6574
  21. Affected versionversion=QCA6574A
  22. Affected versionversion=QCA6574AU
  23. Affected versionversion=QCA6595
  24. Affected versionversion=QCA6595AU
  25. Affected versionversion=QCA6696
  26. Affected versionversion=QCA6698AQ
  27. Affected versionversion=QCA8081
  28. Affected versionversion=QCA8337
  29. Affected versionversion=QCA9377
  30. Affected versionversion=QCN6024
  31. Affected versionversion=QCN9024
  32. Affected versionversion=QSM8350
  33. Affected versionversion=Qualcomm Robotics RB3 Platform
  34. Affected versionversion=SA6145P
  35. Affected versionversion=SA6155
  36. Affected versionversion=SA6155P
  37. Affected versionversion=SA8150P
  38. Affected versionversion=SA8155
  39. Affected versionversion=SA8155P
  40. Affected versionversion=SA8295P
  41. Affected versionversion=SA8540P
  42. Affected versionversion=SA9000P
  43. Affected versionversion=SD670
  44. Affected versionversion=SD675
  45. Affected versionversion=SD 675
  46. Affected versionversion=SD855
  47. Affected versionversion=SD865 5G
  48. Affected versionversion=SD 8CX
  49. Affected versionversion=SD 8cx Gen2
  50. Affected versionversion=SD 8cx Gen3
  51. Affected versionversion=SD 8 Gen1 5G
  52. Affected versionversion=SDX55
  53. Affected versionversion=SDX57M
  54. Affected versionversion=SM7250P
  55. Affected versionversion=Snapdragon 670 Mobile Platform
  56. Affected versionversion=Snapdragon 675 Mobile Platform
  57. Affected versionversion=Snapdragon 678 Mobile Platform (SM6150-AC)
  58. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  59. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  60. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  61. Affected versionversion=Snapdragon 845 Mobile Platform
  62. Affected versionversion=Snapdragon 850 Mobile Compute Platform
  63. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  64. Affected versionversion=Snapdragon 855 Mobile Platform
  65. Affected versionversion=Snapdragon 865 5G Mobile Platform
  66. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  67. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  68. Affected versionversion=Snapdragon 888 5G Mobile Platform
  69. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  70. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  71. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  72. Affected versionversion=Snapdragon X24 LTE Modem
  73. Affected versionversion=Snapdragon X50 5G Modem-RF System
  74. Affected versionversion=Snapdragon X55 5G Modem-RF System
  75. Affected versionversion=Snapdragon X65 5G Modem-RF System
  76. Affected versionversion=Snapdragon X70 Modem-RF System
  77. Affected versionversion=Snapdragon XR2 5G Platform
  78. Affected versionversion=SSG2115P
  79. Affected versionversion=SSG2125P
  80. Affected versionversion=SXR1230P
  81. Affected versionversion=SXR2130
  82. Affected versionversion=SXR2230P
  83. Affected versionversion=Vision Intelligence 300 Platform
  84. Affected versionversion=Vision Intelligence 400 Platform
  85. Affected versionversion=WCD9326
  86. Affected versionversion=WCD9340
  87. Affected versionversion=WCD9341
  88. Affected versionversion=WCD9370
  89. Affected versionversion=WCD9375
  90. Affected versionversion=WCD9380
  91. Affected versionversion=WCD9385
  92. Affected versionversion=WCN3950
  93. Affected versionversion=WCN3980
  94. Affected versionversion=WCN3990
  95. Affected versionversion=WSA8810
  96. Affected versionversion=WSA8815
  97. Affected versionversion=WSA8830
  98. Affected versionversion=WSA8832
  99. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=AR8035; version=FastConnect 6200; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=QAM8295P; 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=QCA8081; version=QCA8337; version=QCA9377; version=QCN6024; version=QCN9024; version=QSM8350; version=Qualcomm Robotics RB3 Platform; version=SA6145P; version=SA6155; version=SA6155P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8295P; version=SA8540P; version=SA9000P; version=SD670; version=SD675; version=SD 675; version=SD855; version=SD865 5G; version=SD 8CX; version=SD 8cx Gen2; version=SD 8cx Gen3; version=SD 8 Gen1 5G; version=SDX55; version=SDX57M; version=SM7250P; version=Snapdragon 670 Mobile Platform; version=Snapdragon 675 Mobile Platform; version=Snapdragon 678 Mobile Platform (SM6150-AC); 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 845 Mobile Platform; version=Snapdragon 850 Mobile Compute 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 8 Gen 1 Mobile Platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon X24 LTE Modem; version=Snapdragon X50 5G Modem-RF System; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X65 5G Modem-RF System; version=Snapdragon X70 Modem-RF System; version=Snapdragon XR2 5G Platform; version=SSG2115P; version=SSG2125P; version=SXR1230P; version=SXR2130; version=SXR2230P; version=Vision Intelligence 300 Platform; version=Vision Intelligence 400 Platform; version=WCD9326; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3950; version=WCN3980; version=WCN3990; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835

Published CVSS scores

9.3Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
7.8NIST National Vulnerability DatabaseCVSS: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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-190Integer Overflow or Wraparound

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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