CVE-2023-28544

Memory corruption via unchecked WLAN transmit command

Published Sep 5, 2023 · Updated Feb 27, 2025

Buffer overflow in Qualcomm Snapdragon WLAN HAL allows local users to corrupt memory by sending a transmit command to UTF handlers. The WLAN transmit-command path copies HLOS-supplied input for UTF handlers without checking that it fits the destination buffer. The command must originate locally from HLOS, and Qualcomm does not disclose whether the resulting corruption causes a crash or code execution.

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 HAL allows local users to corrupt memory by sending a transmit command to UTF handlers. The WLAN transmit-command path copies HLOS-supplied input for UTF handlers without checking that it fits the destination buffer. The command must originate locally from HLOS, and Qualcomm does not disclose whether the resulting corruption causes a crash or code execution.

The record

CVE
CVE-2023-28544
Published
Sep 5, 2023
Updated
Feb 27, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-120
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 5, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 27, 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=AQT1000
  2. Affected versionversion=AR9380
  3. Affected versionversion=CSR8811
  4. Affected versionversion=CSRA6620
  5. Affected versionversion=CSRA6640
  6. Affected versionversion=FastConnect 6200
  7. Affected versionversion=FastConnect 6700
  8. Affected versionversion=FastConnect 6800
  9. Affected versionversion=FastConnect 6900
  10. Affected versionversion=Immersive Home 214 Platform
  11. Affected versionversion=Immersive Home 216 Platform
  12. Affected versionversion=Immersive Home 316 Platform
  13. Affected versionversion=Immersive Home 318 Platform
  14. Affected versionversion=IPQ4018
  15. Affected versionversion=IPQ4019
  16. Affected versionversion=IPQ4028
  17. Affected versionversion=IPQ4029
  18. Affected versionversion=IPQ5010
  19. Affected versionversion=IPQ5028
  20. Affected versionversion=IPQ6000
  21. Affected versionversion=IPQ6010
  22. Affected versionversion=IPQ6018
  23. Affected versionversion=IPQ6028
  24. Affected versionversion=IPQ8064
  25. Affected versionversion=IPQ8065
  26. Affected versionversion=IPQ8068
  27. Affected versionversion=IPQ8069
  28. Affected versionversion=IPQ8070
  29. Affected versionversion=IPQ8070A
  30. Affected versionversion=IPQ8071
  31. Affected versionversion=IPQ8071A
  32. Affected versionversion=IPQ8072
  33. Affected versionversion=IPQ8072A
  34. Affected versionversion=IPQ8074
  35. Affected versionversion=IPQ8074A
  36. Affected versionversion=IPQ8076
  37. Affected versionversion=IPQ8076A
  38. Affected versionversion=IPQ8078
  39. Affected versionversion=IPQ8078A
  40. Affected versionversion=IPQ8173
  41. Affected versionversion=IPQ8174
  42. Affected versionversion=QCA4024
  43. Affected versionversion=QCA6310
  44. Affected versionversion=QCA6320
  45. Affected versionversion=QCA6335
  46. Affected versionversion=QCA6391
  47. Affected versionversion=QCA6420
  48. Affected versionversion=QCA6428
  49. Affected versionversion=QCA6430
  50. Affected versionversion=QCA6438
  51. Affected versionversion=QCA6554A
  52. Affected versionversion=QCA6564A
  53. Affected versionversion=QCA6564AU
  54. Affected versionversion=QCA6574
  55. Affected versionversion=QCA6574A
  56. Affected versionversion=QCA6574AU
  57. Affected versionversion=QCA6584AU
  58. Affected versionversion=QCA6595
  59. Affected versionversion=QCA6595AU
  60. Affected versionversion=QCA6696
  61. Affected versionversion=QCA7500
  62. Affected versionversion=QCA8075
  63. Affected versionversion=QCA8081
  64. Affected versionversion=QCA9880
  65. Affected versionversion=QCA9886
  66. Affected versionversion=QCA9888
  67. Affected versionversion=QCA9889
  68. Affected versionversion=QCA9898
  69. Affected versionversion=QCA9980
  70. Affected versionversion=QCA9984
  71. Affected versionversion=QCA9985
  72. Affected versionversion=QCA9986
  73. Affected versionversion=QCA9987
  74. Affected versionversion=QCA9990
  75. Affected versionversion=QCA9992
  76. Affected versionversion=QCA9994
  77. Affected versionversion=QCM2290
  78. Affected versionversion=QCM4290
  79. Affected versionversion=QCM4325
  80. Affected versionversion=QCM4490
  81. Affected versionversion=QCM6125
  82. Affected versionversion=QCN5022
  83. Affected versionversion=QCN5024
  84. Affected versionversion=QCN5052
  85. Affected versionversion=QCN5064
  86. Affected versionversion=QCN5122
  87. Affected versionversion=QCN5124
  88. Affected versionversion=QCN5152
  89. Affected versionversion=QCN5154
  90. Affected versionversion=QCN5164
  91. Affected versionversion=QCN5550
  92. Affected versionversion=QCN6023
  93. Affected versionversion=QCN6024
  94. Affected versionversion=QCN6122
  95. Affected versionversion=QCN6132
  96. Affected versionversion=QCN7605
  97. Affected versionversion=QCN7606
  98. Affected versionversion=QCN9000
  99. Affected versionversion=QCN9012
  100. Affected versionversion=QCN9022
  101. Affected versionversion=QCN9024
  102. Affected versionversion=QCN9070
  103. Affected versionversion=QCN9072
  104. Affected versionversion=QCN9074
  105. Affected versionversion=QCN9100
  106. Affected versionversion=QCS2290
  107. Affected versionversion=QCS410
  108. Affected versionversion=QCS4290
  109. Affected versionversion=QCS4490
  110. Affected versionversion=QCS610
  111. Affected versionversion=QCS6125
  112. Affected versionversion=Qualcomm Robotics RB3 Platform
  113. Affected versionversion=SA6150P
  114. Affected versionversion=SA6155
  115. Affected versionversion=SA6155P
  116. Affected versionversion=SA8145P
  117. Affected versionversion=SA8150P
  118. Affected versionversion=SA8155
  119. Affected versionversion=SA8155P
  120. Affected versionversion=SA8195P
  121. Affected versionversion=SC8180X+SDX55
  122. Affected versionversion=SD 455
  123. Affected versionversion=SD460
  124. Affected versionversion=SD660
  125. Affected versionversion=SD662
  126. Affected versionversion=SD670
  127. Affected versionversion=SD675
  128. Affected versionversion=SD 675
  129. Affected versionversion=SD730
  130. Affected versionversion=SD835
  131. Affected versionversion=SD855
  132. Affected versionversion=SD 8CX
  133. Affected versionversion=SDX55
  134. Affected versionversion=SG4150P
  135. Affected versionversion=SM4125
  136. Affected versionversion=SM4450
  137. Affected versionversion=SM6250
  138. Affected versionversion=SM6250P
  139. Affected versionversion=SM7250P
  140. Affected versionversion=Smart Audio 400 Platform
  141. Affected versionversion=Snapdragon 460 Mobile Platform
  142. Affected versionversion=Snapdragon 480 5G Mobile Platform
  143. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  144. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  145. Affected versionversion=Snapdragon 630 Mobile Platform
  146. Affected versionversion=Snapdragon 636 Mobile Platform
  147. Affected versionversion=Snapdragon 660 Mobile Platform
  148. Affected versionversion=Snapdragon 662 Mobile Platform
  149. Affected versionversion=Snapdragon 665 Mobile Platform
  150. Affected versionversion=Snapdragon 670 Mobile Platform
  151. Affected versionversion=Snapdragon 675 Mobile Platform
  152. Affected versionversion=Snapdragon 678 Mobile Platform (SM6150-AC)
  153. Affected versionversion=Snapdragon 680 4G Mobile Platform
  154. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  155. Affected versionversion=Snapdragon 690 5G Mobile Platform
  156. Affected versionversion=Snapdragon 695 5G Mobile Platform
  157. Affected versionversion=Snapdragon 710 Mobile Platform
  158. Affected versionversion=Snapdragon 712 Mobile Platform
  159. Affected versionversion=Snapdragon 720G Mobile Platform
  160. Affected versionversion=Snapdragon 730G Mobile Platform (SM7150-AB)
  161. Affected versionversion=Snapdragon 730 Mobile Platform (SM7150-AA)
  162. Affected versionversion=Snapdragon 732G Mobile Platform (SM7150-AC)
  163. Affected versionversion=Snapdragon 750G 5G Mobile Platform
  164. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  165. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  166. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  167. Affected versionversion=Snapdragon 7c Compute Platform (SC7180-AC)
  168. Affected versionversion=Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro"
  169. Affected versionversion=Snapdragon 835 Mobile PC Platform
  170. Affected versionversion=Snapdragon 845 Mobile Platform
  171. Affected versionversion=Snapdragon 850 Mobile Compute Platform
  172. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  173. Affected versionversion=Snapdragon 855 Mobile Platform
  174. Affected versionversion=Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"
  175. Affected versionversion=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"
  176. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180X-AA, AB)
  177. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"
  178. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"
  179. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB)
  180. Affected versionversion=Snapdragon Auto 5G Modem-RF
  181. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  182. Affected versionversion=Snapdragon X50 5G Modem-RF System
  183. Affected versionversion=Snapdragon X55 5G Modem-RF System
  184. Affected versionversion=Snapdragon XR1 Platform
  185. Affected versionversion=SW5100
  186. Affected versionversion=SW5100P
  187. Affected versionversion=SXR1120
  188. Affected versionversion=Vision Intelligence 300 Platform
  189. Affected versionversion=Vision Intelligence 400 Platform
  190. Affected versionversion=WCD9326
  191. Affected versionversion=WCD9335
  192. Affected versionversion=WCD9340
  193. Affected versionversion=WCD9341
  194. Affected versionversion=WCD9360
  195. Affected versionversion=WCD9370
  196. Affected versionversion=WCD9371
  197. Affected versionversion=WCD9375
  198. Affected versionversion=WCD9380
  199. Affected versionversion=WCD9385
  200. Affected versionversion=WCN3910
  201. Affected versionversion=WCN3950
  202. Affected versionversion=WCN3980
  203. Affected versionversion=WCN3988
  204. Affected versionversion=WCN3990
  205. Affected versionversion=WSA8810
  206. Affected versionversion=WSA8815
  207. Affected versionversion=WSA8830
  208. Affected versionversion=WSA8832
  209. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=AR9380; version=CSR8811; version=CSRA6620; version=CSRA6640; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=Immersive Home 214 Platform; version=Immersive Home 216 Platform; version=Immersive Home 316 Platform; version=Immersive Home 318 Platform; version=IPQ4018; version=IPQ4019; version=IPQ4028; version=IPQ4029; version=IPQ5010; version=IPQ5028; version=IPQ6000; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8064; version=IPQ8065; version=IPQ8068; version=IPQ8069; version=IPQ8070; version=IPQ8070A; version=IPQ8071; version=IPQ8071A; version=IPQ8072; version=IPQ8072A; version=IPQ8074; version=IPQ8074A; version=IPQ8076; version=IPQ8076A; version=IPQ8078; version=IPQ8078A; version=IPQ8173; version=IPQ8174; version=QCA4024; version=QCA6310; version=QCA6320; version=QCA6335; version=QCA6391; version=QCA6420; version=QCA6428; version=QCA6430; version=QCA6438; version=QCA6554A; version=QCA6564A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA7500; version=QCA8075; version=QCA8081; version=QCA9880; version=QCA9886; version=QCA9888; version=QCA9889; version=QCA9898; version=QCA9980; version=QCA9984; version=QCA9985; version=QCA9986; version=QCA9987; version=QCA9990; version=QCA9992; version=QCA9994; version=QCM2290; version=QCM4290; version=QCM4325; version=QCM4490; version=QCM6125; version=QCN5022; version=QCN5024; version=QCN5052; version=QCN5064; version=QCN5122; version=QCN5124; version=QCN5152; version=QCN5154; version=QCN5164; version=QCN5550; version=QCN6023; version=QCN6024; version=QCN6122; version=QCN6132; version=QCN7605; version=QCN7606; version=QCN9000; version=QCN9012; version=QCN9022; version=QCN9024; version=QCN9070; version=QCN9072; version=QCN9074; version=QCN9100; version=QCS2290; version=QCS410; version=QCS4290; version=QCS4490; version=QCS610; version=QCS6125; version=Qualcomm Robotics RB3 Platform; version=SA6150P; version=SA6155; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8195P; version=SC8180X+SDX55; version=SD 455; version=SD460; version=SD660; version=SD662; version=SD670; version=SD675; version=SD 675; version=SD730; version=SD835; version=SD855; version=SD 8CX; version=SDX55; version=SG4150P; version=SM4125; version=SM4450; version=SM6250; version=SM6250P; version=SM7250P; version=Smart Audio 400 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 630 Mobile Platform; version=Snapdragon 636 Mobile Platform; version=Snapdragon 660 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 665 Mobile Platform; version=Snapdragon 670 Mobile Platform; version=Snapdragon 675 Mobile Platform; version=Snapdragon 678 Mobile Platform (SM6150-AC); 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 710 Mobile Platform; version=Snapdragon 712 Mobile Platform; version=Snapdragon 720G Mobile Platform; version=Snapdragon 730G Mobile Platform (SM7150-AB); version=Snapdragon 730 Mobile Platform (SM7150-AA); version=Snapdragon 732G Mobile Platform (SM7150-AC); 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 7c Compute Platform (SC7180-AC); version=Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro"; version=Snapdragon 835 Mobile PC Platform; 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 8c Compute Platform (SC8180X-AD) "Poipu Lite"; version=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"; version=Snapdragon 8cx Compute Platform (SC8180X-AA, AB); version=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"; version=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"; version=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB); version=Snapdragon Auto 5G Modem-RF; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon X50 5G Modem-RF System; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon XR1 Platform; version=SW5100; version=SW5100P; version=SXR1120; version=Vision Intelligence 300 Platform; version=Vision Intelligence 400 Platform; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9371; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835

Published CVSS scores

7.8Qualcomm Technologies, 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-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

See the directory against your own environment.

Your stack

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