CVE-2023-24851

Host memory corruption via unchecked QMI response copy

Published Jul 4, 2023 · Updated Aug 2, 2024

Buffer overflow in Qualcomm Snapdragon WLAN HOST allows local users to corrupt host memory via a malformed QMI response from firmware. The WLAN HOST parser copies data from a firmware QMI response without validating the input size, allowing the copy to write beyond its destination buffer. Exploitation requires low-privileged local access and no user interaction; successful corruption can compromise confidentiality, integrity, and availability.

CVSS severity7.8
High
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

Buffer overflow in Qualcomm Snapdragon WLAN HOST allows local users to corrupt host memory via a malformed QMI response from firmware. The WLAN HOST parser copies data from a firmware QMI response without validating the input size, allowing the copy to write beyond its destination buffer. Exploitation requires low-privileged local access and no user interaction; successful corruption can compromise confidentiality, integrity, and availability.

The record

CVE
CVE-2023-24851
Published
Jul 4, 2023
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-787, CWE-120
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 4, 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=AR8035
  2. Affected versionversion=CSR8811
  3. Affected versionversion=CSRA6620
  4. Affected versionversion=CSRA6640
  5. Affected versionversion=FastConnect 6200
  6. Affected versionversion=FastConnect 6700
  7. Affected versionversion=FastConnect 6800
  8. Affected versionversion=FastConnect 6900
  9. Affected versionversion=FastConnect 7800
  10. Affected versionversion=Flight RB5 5G Platform
  11. Affected versionversion=Immersive Home 214 Platform
  12. Affected versionversion=Immersive Home 216 Platform
  13. Affected versionversion=Immersive Home 316 Platform
  14. Affected versionversion=Immersive Home 318 Platform
  15. Affected versionversion=IPQ5010
  16. Affected versionversion=IPQ5028
  17. Affected versionversion=IPQ6000
  18. Affected versionversion=IPQ6010
  19. Affected versionversion=IPQ6018
  20. Affected versionversion=IPQ6028
  21. Affected versionversion=IPQ8070A
  22. Affected versionversion=IPQ8071A
  23. Affected versionversion=IPQ8072A
  24. Affected versionversion=IPQ8074A
  25. Affected versionversion=IPQ8076
  26. Affected versionversion=IPQ8076A
  27. Affected versionversion=IPQ8078
  28. Affected versionversion=IPQ8078A
  29. Affected versionversion=IPQ8173
  30. Affected versionversion=IPQ8174
  31. Affected versionversion=IPQ9008
  32. Affected versionversion=IPQ9574
  33. Affected versionversion=QAM8255P
  34. Affected versionversion=QAM8295P
  35. Affected versionversion=QAM8650P
  36. Affected versionversion=QAM8775P
  37. Affected versionversion=QCA4024
  38. Affected versionversion=QCA6174A
  39. Affected versionversion=QCA6310
  40. Affected versionversion=QCA6320
  41. Affected versionversion=QCA6391
  42. Affected versionversion=QCA6554A
  43. Affected versionversion=QCA6564AU
  44. Affected versionversion=QCA6574
  45. Affected versionversion=QCA6574A
  46. Affected versionversion=QCA6574AU
  47. Affected versionversion=QCA6584AU
  48. Affected versionversion=QCA6595
  49. Affected versionversion=QCA6595AU
  50. Affected versionversion=QCA6696
  51. Affected versionversion=QCA6698AQ
  52. Affected versionversion=QCA6797AQ
  53. Affected versionversion=QCA8072
  54. Affected versionversion=QCA8075
  55. Affected versionversion=QCA8081
  56. Affected versionversion=QCA8082
  57. Affected versionversion=QCA8084
  58. Affected versionversion=QCA8085
  59. Affected versionversion=QCA8337
  60. Affected versionversion=QCA8386
  61. Affected versionversion=QCA9377
  62. Affected versionversion=QCA9888
  63. Affected versionversion=QCA9889
  64. Affected versionversion=QCM2290
  65. Affected versionversion=QCM4290
  66. Affected versionversion=QCM4325
  67. Affected versionversion=QCM4490
  68. Affected versionversion=QCM6490
  69. Affected versionversion=QCN5022
  70. Affected versionversion=QCN5024
  71. Affected versionversion=QCN5052
  72. Affected versionversion=QCN5054
  73. Affected versionversion=QCN5122
  74. Affected versionversion=QCN5124
  75. Affected versionversion=QCN5152
  76. Affected versionversion=QCN5154
  77. Affected versionversion=QCN5164
  78. Affected versionversion=QCN6023
  79. Affected versionversion=QCN6024
  80. Affected versionversion=QCN6122
  81. Affected versionversion=QCN6132
  82. Affected versionversion=QCN9000
  83. Affected versionversion=QCN9001
  84. Affected versionversion=QCN9002
  85. Affected versionversion=QCN9003
  86. Affected versionversion=QCN9011
  87. Affected versionversion=QCN9012
  88. Affected versionversion=QCN9022
  89. Affected versionversion=QCN9024
  90. Affected versionversion=QCN9070
  91. Affected versionversion=QCN9072
  92. Affected versionversion=QCN9074
  93. Affected versionversion=QCN9100
  94. Affected versionversion=QCN9274
  95. Affected versionversion=QCS2290
  96. Affected versionversion=QCS410
  97. Affected versionversion=QCS4290
  98. Affected versionversion=QCS4490
  99. Affected versionversion=QCS610
  100. Affected versionversion=QCS6490
  101. Affected versionversion=QRB5165M
  102. Affected versionversion=QRB5165N
  103. Affected versionversion=QSM8350
  104. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  105. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  106. Affected versionversion=Robotics RB5 Platform
  107. Affected versionversion=SA4150P
  108. Affected versionversion=SA4155P
  109. Affected versionversion=SA6145P
  110. Affected versionversion=SA6150P
  111. Affected versionversion=SA6155P
  112. Affected versionversion=SA8145P
  113. Affected versionversion=SA8150P
  114. Affected versionversion=SA8155P
  115. Affected versionversion=SA8195P
  116. Affected versionversion=SA8255P
  117. Affected versionversion=SA8295P
  118. Affected versionversion=SD660
  119. Affected versionversion=SD835
  120. Affected versionversion=SD865 5G
  121. Affected versionversion=SD888
  122. Affected versionversion=SD 8 Gen1 5G
  123. Affected versionversion=SDX65M
  124. Affected versionversion=SG4150P
  125. Affected versionversion=SM7250P
  126. Affected versionversion=SM7315
  127. Affected versionversion=SM7325P
  128. Affected versionversion=Smart Audio 400 Platform
  129. Affected versionversion=Snapdragon 439 Mobile Platform
  130. Affected versionversion=Snapdragon 460 Mobile Platform
  131. Affected versionversion=Snapdragon 480 5G Mobile Platform
  132. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  133. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  134. Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
  135. Affected versionversion=Snapdragon 660 Mobile Platform
  136. Affected versionversion=Snapdragon 680 4G Mobile Platform
  137. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  138. Affected versionversion=Snapdragon 690 5G Mobile Platform
  139. Affected versionversion=Snapdragon 695 5G Mobile Platform
  140. Affected versionversion=Snapdragon 750G 5G Mobile Platform
  141. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  142. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  143. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  144. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  145. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  146. Affected versionversion=Snapdragon 780G 5G Mobile Platform
  147. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  148. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  149. Affected versionversion=Snapdragon 835 Mobile PC Platform
  150. Affected versionversion=Snapdragon 865 5G Mobile Platform
  151. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  152. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  153. Affected versionversion=Snapdragon 888 5G Mobile Platform
  154. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  155. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  156. Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
  157. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  158. Affected versionversion=Snapdragon Auto 5G Modem-RF
  159. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  160. Affected versionversion=Snapdragon X12 LTE Modem
  161. Affected versionversion=Snapdragon X55 5G Modem-RF System
  162. Affected versionversion=Snapdragon X65 5G Modem-RF System
  163. Affected versionversion=Snapdragon XR2 5G Platform
  164. Affected versionversion=Snapdragon XR2+ Gen 1 Platform
  165. Affected versionversion=SSG2115P
  166. Affected versionversion=SSG2125P
  167. Affected versionversion=SW5100
  168. Affected versionversion=SW5100P
  169. Affected versionversion=SXR1230P
  170. Affected versionversion=SXR2230P
  171. Affected versionversion=WCD9326
  172. Affected versionversion=WCD9335
  173. Affected versionversion=WCD9340
  174. Affected versionversion=WCD9341
  175. Affected versionversion=WCD9370
  176. Affected versionversion=WCD9375
  177. Affected versionversion=WCD9380
  178. Affected versionversion=WCD9385
  179. Affected versionversion=WCN3615
  180. Affected versionversion=WCN3680B
  181. Affected versionversion=WCN3910
  182. Affected versionversion=WCN3950
  183. Affected versionversion=WCN3980
  184. Affected versionversion=WCN3988
  185. Affected versionversion=WCN3990
  186. Affected versionversion=WCN6740
  187. Affected versionversion=WSA8810
  188. Affected versionversion=WSA8815
  189. Affected versionversion=WSA8830
  190. Affected versionversion=WSA8832
  191. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=AR8035; version=CSR8811; 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=Immersive Home 214 Platform; version=Immersive Home 216 Platform; version=Immersive Home 316 Platform; version=Immersive Home 318 Platform; version=IPQ5010; version=IPQ5028; version=IPQ6000; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8070A; version=IPQ8071A; version=IPQ8072A; version=IPQ8074A; version=IPQ8076; version=IPQ8076A; version=IPQ8078; version=IPQ8078A; version=IPQ8173; version=IPQ8174; version=IPQ9008; version=IPQ9574; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QCA4024; version=QCA6174A; version=QCA6310; version=QCA6320; version=QCA6391; version=QCA6554A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8072; version=QCA8075; version=QCA8081; version=QCA8082; version=QCA8084; version=QCA8085; version=QCA8337; version=QCA8386; version=QCA9377; version=QCA9888; version=QCA9889; version=QCM2290; version=QCM4290; version=QCM4325; version=QCM4490; version=QCM6490; 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=QCN9001; version=QCN9002; version=QCN9003; version=QCN9011; version=QCN9012; version=QCN9022; version=QCN9024; version=QCN9070; version=QCN9072; version=QCN9074; version=QCN9100; version=QCN9274; version=QCS2290; version=QCS410; version=QCS4290; version=QCS4490; version=QCS610; version=QCS6490; version=QRB5165M; version=QRB5165N; version=QSM8350; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 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=SD835; version=SD865 5G; version=SD888; version=SD 8 Gen1 5G; version=SDX65M; version=SG4150P; version=SM7250P; version=SM7315; version=SM7325P; version=Smart Audio 400 Platform; version=Snapdragon 439 Mobile 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 4 Gen 2 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 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 835 Mobile PC 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 8+ Gen 1 Mobile Platform; version=Snapdragon AR2 Gen 1 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 X65 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SSG2115P; version=SSG2125P; version=SW5100; version=SW5100P; version=SXR1230P; version=SXR2230P; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3615; version=WCN3680B; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835

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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