CVE-2023-43534Network attack vector

Memory corruption via out-of-range TID mapping pointer

Published Feb 6, 2024 · Updated Aug 22, 2024

Out-of-range pointer use in Qualcomm Snapdragon WLAN HOST chipsets allows remote attackers to corrupt memory through a crafted request frame. During validation of a TID to Link Mapping action request, WLAN HOST uses an out-of-range pointer offset on the untrusted frame. The frame is processed when a station using an affected chipset connects to an access point; Qualcomm has not disclosed whether the corruption causes a crash, code execution, or another concrete outcome.

CVSS severity8.6
High
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Out-of-range pointer use in Qualcomm Snapdragon WLAN HOST chipsets allows remote attackers to corrupt memory through a crafted request frame. During validation of a TID to Link Mapping action request, WLAN HOST uses an out-of-range pointer offset on the untrusted frame. The frame is processed when a station using an affected chipset connects to an access point; Qualcomm has not disclosed whether the corruption causes a crash, code execution, or another concrete outcome.

The record

CVE
CVE-2023-43534
Published
Feb 6, 2024
Updated
Aug 22, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-823
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 6, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 22, 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=AR8035
  3. Affected versionversion=fastconnect_6900
  4. Affected versionversion=FastConnect 6900
  5. Affected versionversion=fastconnect_7800
  6. Affected versionversion=FastConnect 7800
  7. Affected versionversion=flight_rb5_5g_platform
  8. Affected versionversion=Flight RB5 5G Platform
  9. Affected versionversion=qam8255p
  10. Affected versionversion=QAM8255P
  11. Affected versionversion=qam8650p
  12. Affected versionversion=QAM8650P
  13. Affected versionversion=qam8775p
  14. Affected versionversion=QAM8775P
  15. Affected versionversion=qamsrv1h
  16. Affected versionversion=QAMSRV1H
  17. Affected versionversion=qamsrv1m
  18. Affected versionversion=QAMSRV1M
  19. Affected versionversion=qca6391
  20. Affected versionversion=QCA6391
  21. Affected versionversion=qca6554a
  22. Affected versionversion=QCA6554A
  23. Affected versionversion=qca6564au
  24. Affected versionversion=QCA6564AU
  25. Affected versionversion=qca6574
  26. Affected versionversion=QCA6574
  27. Affected versionversion=qca6574a
  28. Affected versionversion=QCA6574A
  29. Affected versionversion=qca6574au
  30. Affected versionversion=QCA6574AU
  31. Affected versionversion=qca6584au
  32. Affected versionversion=QCA6584AU
  33. Affected versionversion=qca6595
  34. Affected versionversion=QCA6595
  35. Affected versionversion=qca6595au
  36. Affected versionversion=QCA6595AU
  37. Affected versionversion=qca6688aq
  38. Affected versionversion=QCA6688AQ
  39. Affected versionversion=qca6696
  40. Affected versionversion=QCA6696
  41. Affected versionversion=qca8081
  42. Affected versionversion=QCA8081
  43. Affected versionversion=qca8337
  44. Affected versionversion=QCA8337
  45. Affected versionversion=qcc2073
  46. Affected versionversion=QCC2073
  47. Affected versionversion=qcc2076
  48. Affected versionversion=QCC2076
  49. Affected versionversion=qcc710
  50. Affected versionversion=QCC710
  51. Affected versionversion=qcm8550
  52. Affected versionversion=QCM8550
  53. Affected versionversion=qcn6224
  54. Affected versionversion=QCN6224
  55. Affected versionversion=qcn6274
  56. Affected versionversion=QCN6274
  57. Affected versionversion=qcs7230
  58. Affected versionversion=QCS7230
  59. Affected versionversion=qcs8250
  60. Affected versionversion=QCS8250
  61. Affected versionversion=qcs8550
  62. Affected versionversion=QCS8550
  63. Affected versionversion=qfw7114
  64. Affected versionversion=QFW7114
  65. Affected versionversion=qfw7124
  66. Affected versionversion=QFW7124
  67. Affected versionversion=qrb5165n
  68. Affected versionversion=QRB5165N
  69. Affected versionversion=qualcomm_video_collaboration_vc5_platform
  70. Affected versionversion=Qualcomm Video Collaboration VC5 Platform
  71. Affected versionversion=robotics_rb5_platform
  72. Affected versionversion=Robotics RB5 Platform
  73. Affected versionversion=sa6155p
  74. Affected versionversion=SA6155P
  75. Affected versionversion=sa8155p
  76. Affected versionversion=SA8155P
  77. Affected versionversion=sa8195p
  78. Affected versionversion=SA8195P
  79. Affected versionversion=sa8255p
  80. Affected versionversion=SA8255P
  81. Affected versionversion=sa8650p
  82. Affected versionversion=SA8650P
  83. Affected versionversion=sa8770p
  84. Affected versionversion=SA8770P
  85. Affected versionversion=sa8775p
  86. Affected versionversion=SA8775P
  87. Affected versionversion=sa9000p
  88. Affected versionversion=SA9000P
  89. Affected versionversion=sm8550p
  90. Affected versionversion=SM8550P
  91. Affected versionversion=snapdragon_8_gen_2_mobile_platform
  92. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  93. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  94. Affected versionversion=snapdragon_8_plus_gen_2_mobile_platform
  95. Affected versionversion=snapdragon_ar2_gen_1_platform
  96. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  97. Affected versionversion=Snapdragon X75 5G Modem-RF System
  98. Affected versionversion=snapdragon_x75_5g_moden_rf_system
  99. Affected versionversion=srv1h
  100. Affected versionversion=SRV1H
  101. Affected versionversion=srv1m
  102. Affected versionversion=SRV1M
  103. Affected versionversion=ssg2115p
  104. Affected versionversion=SSG2115P
  105. Affected versionversion=ssg2125p
  106. Affected versionversion=SSG2125P
  107. Affected versionversion=sxr1230p
  108. Affected versionversion=SXR1230P
  109. Affected versionversion=SXR2230P
  110. Affected versionversion=wcd9340
  111. Affected versionversion=WCD9340
  112. Affected versionversion=wcd9380
  113. Affected versionversion=WCD9380
  114. Affected versionversion=wcd9385
  115. Affected versionversion=WCD9385
  116. Affected versionversion=wcd9390
  117. Affected versionversion=WCD9390
  118. Affected versionversion=wcd9395
  119. Affected versionversion=WCD9395
  120. Affected versionversion=wsa8830
  121. Affected versionversion=WSA8830
  122. Affected versionversion=wsa8832
  123. Affected versionversion=WSA8832
  124. Affected versionversion=wsa8835
  125. Affected versionversion=WSA8835
  126. Affected versionversion=wsa8840
  127. Affected versionversion=WSA8840
  128. Affected versionversion=wsa8845
  129. Affected versionversion=WSA8845
  130. Affected versionversion=wsa8845h
  131. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=ar8035; version=AR8035; version=fastconnect_6900; version=FastConnect 6900; version=fastconnect_7800; version=FastConnect 7800; version=flight_rb5_5g_platform; version=Flight RB5 5G Platform; version=qam8255p; version=QAM8255P; version=qam8650p; version=QAM8650P; version=qam8775p; version=QAM8775P; version=qamsrv1h; version=QAMSRV1H; version=qamsrv1m; version=QAMSRV1M; version=qca6391; version=QCA6391; version=qca6554a; version=QCA6554A; version=qca6564au; version=QCA6564AU; version=qca6574; version=QCA6574; version=qca6574a; version=QCA6574A; version=qca6574au; version=QCA6574AU; version=qca6584au; version=QCA6584AU; version=qca6595; version=QCA6595; version=qca6595au; version=QCA6595AU; version=qca6688aq; version=QCA6688AQ; version=qca6696; version=QCA6696; version=qca8081; version=QCA8081; version=qca8337; version=QCA8337; version=qcc2073; version=QCC2073; version=qcc2076; version=QCC2076; version=qcc710; version=QCC710; version=qcm8550; version=QCM8550; version=qcn6224; version=QCN6224; version=qcn6274; version=QCN6274; version=qcs7230; version=QCS7230; version=qcs8250; version=QCS8250; version=qcs8550; version=QCS8550; version=qfw7114; version=QFW7114; version=qfw7124; version=QFW7124; version=qrb5165n; version=QRB5165N; version=qualcomm_video_collaboration_vc5_platform; version=Qualcomm Video Collaboration VC5 Platform; version=robotics_rb5_platform; version=Robotics RB5 Platform; version=sa6155p; version=SA6155P; version=sa8155p; version=SA8155P; version=sa8195p; version=SA8195P; version=sa8255p; version=SA8255P; version=sa8650p; version=SA8650P; version=sa8770p; version=SA8770P; version=sa8775p; version=SA8775P; version=sa9000p; version=SA9000P; version=sm8550p; version=SM8550P; version=snapdragon_8_gen_2_mobile_platform; version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=snapdragon_8_plus_gen_2_mobile_platform; version=snapdragon_ar2_gen_1_platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon X75 5G Modem-RF System; version=snapdragon_x75_5g_moden_rf_system; version=srv1h; version=SRV1H; version=srv1m; version=SRV1M; version=ssg2115p; version=SSG2115P; version=ssg2125p; version=SSG2125P; version=sxr1230p; version=SXR1230P; version=SXR2230P; version=wcd9340; version=WCD9340; version=wcd9380; version=WCD9380; version=wcd9385; version=WCD9385; version=wcd9390; version=WCD9390; version=wcd9395; version=WCD9395; version=wsa8830; version=WSA8830; version=wsa8832; version=WSA8832; version=wsa8835; version=WSA8835; version=wsa8840; version=WSA8840; version=wsa8845; version=WSA8845; version=wsa8845h; version=WSA8845H

Published CVSS scores

8.6QualcommCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-823Use of Out-of-range Pointer Offset

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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