CVE-2023-28554

Information disclosure via shared-memory buffer over-read

Published Nov 7, 2023 · Updated Aug 2, 2024

Buffer over-read in Qualcomm IPC on affected Snapdragon platforms allows local users to disclose information through VM shared memory. The IPC component reads values beyond the intended buffer boundary while processing data from memory shared with a virtual machine. Exploitation requires local low-privileged access; exposed memory can reveal sensitive data, and Qualcomm also records limited service interruption.

CVSS severity6.1
Medium
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer over-read in Qualcomm IPC on affected Snapdragon platforms allows local users to disclose information through VM shared memory. The IPC component reads values beyond the intended buffer boundary while processing data from memory shared with a virtual machine. Exploitation requires local low-privileged access; exposed memory can reveal sensitive data, and Qualcomm also records limited service interruption.

The record

CVE
CVE-2023-28554
Published
Nov 7, 2023
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-126, T1005
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 7, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=AQT1000
  2. Affected versionversion=AR9380
  3. Affected versionversion=CSR8811
  4. Affected versionversion=C-V2X 9150
  5. Affected versionversion=FastConnect 6200
  6. Affected versionversion=FastConnect 6800
  7. Affected versionversion=FastConnect 6900
  8. Affected versionversion=FastConnect 7800
  9. Affected versionversion=Immersive Home 214 Platform
  10. Affected versionversion=Immersive Home 216 Platform
  11. Affected versionversion=Immersive Home 316 Platform
  12. Affected versionversion=Immersive Home 318 Platform
  13. Affected versionversion=IPQ4019
  14. Affected versionversion=IPQ4028
  15. Affected versionversion=IPQ4029
  16. Affected versionversion=IPQ5010
  17. Affected versionversion=IPQ5028
  18. Affected versionversion=IPQ6010
  19. Affected versionversion=IPQ6018
  20. Affected versionversion=IPQ6028
  21. Affected versionversion=IPQ8064
  22. Affected versionversion=IPQ8065
  23. Affected versionversion=IPQ8068
  24. Affected versionversion=IPQ8070A
  25. Affected versionversion=IPQ8071A
  26. Affected versionversion=IPQ8072A
  27. Affected versionversion=IPQ8074A
  28. Affected versionversion=IPQ8076
  29. Affected versionversion=IPQ8076A
  30. Affected versionversion=IPQ8078
  31. Affected versionversion=IPQ8078A
  32. Affected versionversion=IPQ8173
  33. Affected versionversion=IPQ8174
  34. Affected versionversion=PMP8074
  35. Affected versionversion=QAM8255P
  36. Affected versionversion=QAM8295P
  37. Affected versionversion=QCA4024
  38. Affected versionversion=QCA6310
  39. Affected versionversion=QCA6320
  40. Affected versionversion=QCA6391
  41. Affected versionversion=QCA6420
  42. Affected versionversion=QCA6426
  43. Affected versionversion=QCA6430
  44. Affected versionversion=QCA6436
  45. Affected versionversion=QCA6554A
  46. Affected versionversion=QCA6564AU
  47. Affected versionversion=QCA6574
  48. Affected versionversion=QCA6574A
  49. Affected versionversion=QCA6574AU
  50. Affected versionversion=QCA6584AU
  51. Affected versionversion=QCA6595
  52. Affected versionversion=QCA6595AU
  53. Affected versionversion=QCA6696
  54. Affected versionversion=QCA6698AQ
  55. Affected versionversion=QCA6797AQ
  56. Affected versionversion=QCA7500
  57. Affected versionversion=QCA8072
  58. Affected versionversion=QCA8075
  59. Affected versionversion=QCA8081
  60. Affected versionversion=QCA8337
  61. Affected versionversion=QCA9880
  62. Affected versionversion=QCA9886
  63. Affected versionversion=QCA9888
  64. Affected versionversion=QCA9889
  65. Affected versionversion=QCA9898
  66. Affected versionversion=QCA9980
  67. Affected versionversion=QCA9984
  68. Affected versionversion=QCA9985
  69. Affected versionversion=QCA9990
  70. Affected versionversion=QCA9992
  71. Affected versionversion=QCA9994
  72. Affected versionversion=QCN5021
  73. Affected versionversion=QCN5022
  74. Affected versionversion=QCN5024
  75. Affected versionversion=QCN5052
  76. Affected versionversion=QCN5054
  77. Affected versionversion=QCN5122
  78. Affected versionversion=QCN5124
  79. Affected versionversion=QCN5152
  80. Affected versionversion=QCN5154
  81. Affected versionversion=QCN5164
  82. Affected versionversion=QCN6023
  83. Affected versionversion=QCN6024
  84. Affected versionversion=QCN6122
  85. Affected versionversion=QCN6132
  86. Affected versionversion=QCN9000
  87. Affected versionversion=QCN9022
  88. Affected versionversion=QCN9024
  89. Affected versionversion=QCN9070
  90. Affected versionversion=QCN9072
  91. Affected versionversion=QCN9074
  92. Affected versionversion=QCN9100
  93. Affected versionversion=QCS410
  94. Affected versionversion=QCS610
  95. Affected versionversion=QCS8155
  96. Affected versionversion=QSM8250
  97. Affected versionversion=Qualcomm 205 Mobile Platform
  98. Affected versionversion=Qualcomm 215 Mobile Platform
  99. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  100. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  101. Affected versionversion=SA6145P
  102. Affected versionversion=SA6150P
  103. Affected versionversion=SA6155P
  104. Affected versionversion=SA8145P
  105. Affected versionversion=SA8150P
  106. Affected versionversion=SA8155P
  107. Affected versionversion=SA8195P
  108. Affected versionversion=SA8255P
  109. Affected versionversion=SA8295P
  110. Affected versionversion=SD835
  111. Affected versionversion=SD855
  112. Affected versionversion=SD865 5G
  113. Affected versionversion=SDX55
  114. Affected versionversion=Snapdragon 210 Processor
  115. Affected versionversion=Snapdragon 212 Mobile Platform
  116. Affected versionversion=Snapdragon 835 Mobile PC 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 888 5G Mobile Platform
  123. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  124. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  125. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  126. Affected versionversion=Snapdragon Wear 4100+ Platform
  127. Affected versionversion=Snapdragon X55 5G Modem-RF System
  128. Affected versionversion=Snapdragon XR2 5G Platform
  129. Affected versionversion=SW5100
  130. Affected versionversion=SW5100P
  131. Affected versionversion=SXR2130
  132. Affected versionversion=WCD9335
  133. Affected versionversion=WCD9340
  134. Affected versionversion=WCD9341
  135. Affected versionversion=WCD9370
  136. Affected versionversion=WCD9380
  137. Affected versionversion=WCD9385
  138. Affected versionversion=WCN3610
  139. Affected versionversion=WCN3660B
  140. Affected versionversion=WCN3680B
  141. Affected versionversion=WCN3950
  142. Affected versionversion=WCN3980
  143. Affected versionversion=WCN3988
  144. Affected versionversion=WCN3990
  145. Affected versionversion=WSA8810
  146. Affected versionversion=WSA8815
  147. Affected versionversion=WSA8830
  148. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=AR9380; version=CSR8811; version=C-V2X 9150; version=FastConnect 6200; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Immersive Home 214 Platform; version=Immersive Home 216 Platform; version=Immersive Home 316 Platform; version=Immersive Home 318 Platform; version=IPQ4019; version=IPQ4028; version=IPQ4029; version=IPQ5010; version=IPQ5028; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8064; version=IPQ8065; version=IPQ8068; version=IPQ8070A; version=IPQ8071A; version=IPQ8072A; version=IPQ8074A; version=IPQ8076; version=IPQ8076A; version=IPQ8078; version=IPQ8078A; version=IPQ8173; version=IPQ8174; version=PMP8074; version=QAM8255P; version=QAM8295P; version=QCA4024; version=QCA6310; version=QCA6320; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6554A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA7500; version=QCA8072; version=QCA8075; version=QCA8081; version=QCA8337; version=QCA9880; version=QCA9886; version=QCA9888; version=QCA9889; version=QCA9898; version=QCA9980; version=QCA9984; version=QCA9985; version=QCA9990; version=QCA9992; version=QCA9994; version=QCN5021; version=QCN5022; version=QCN5024; version=QCN5052; version=QCN5054; version=QCN5122; version=QCN5124; version=QCN5152; version=QCN5154; version=QCN5164; version=QCN6023; version=QCN6024; version=QCN6122; version=QCN6132; version=QCN9000; version=QCN9022; version=QCN9024; version=QCN9070; version=QCN9072; version=QCN9074; version=QCN9100; version=QCS410; version=QCS610; version=QCS8155; version=QSM8250; version=Qualcomm 205 Mobile Platform; version=Qualcomm 215 Mobile Platform; 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=SD835; version=SD855; version=SD865 5G; version=SDX55; version=Snapdragon 210 Processor; version=Snapdragon 212 Mobile 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 8 Gen 1 Mobile Platform; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon Wear 4100+ Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=SW5100; version=SW5100P; version=SXR2130; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3660B; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

6.1Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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-126Buffer Over-read
T1005Data from Local System

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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