CVE-2022-33235Network attack vector

Memory disclosure via WLAN attribute buffer over-read

Published Dec 13, 2022 · Updated Apr 22, 2025

Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to disclose memory via crafted security context information attributes. The WLAN firmware parser reads beyond its input buffer while decoding security context information attributes. No authentication or user interaction is required; the published assessment bounds the impact to memory disclosure and limited service interruption.

CVSS severity8.2
High
EPSS probability0.38%
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 Snapdragon WLAN firmware allows remote attackers to disclose memory via crafted security context information attributes. The WLAN firmware parser reads beyond its input buffer while decoding security context information attributes. No authentication or user interaction is required; the published assessment bounds the impact to memory disclosure and limited service interruption.

The record

CVE
CVE-2022-33235
Published
Dec 13, 2022
Updated
Apr 22, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-125
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 13, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 22, 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=APQ8009
  2. Affected versionversion=APQ8096AU
  3. Affected versionversion=AQT1000
  4. Affected versionversion=AR8031
  5. Affected versionversion=AR8035
  6. Affected versionversion=AR9380
  7. Affected versionversion=CSR8811
  8. Affected versionversion=CSRA6620
  9. Affected versionversion=CSRA6640
  10. Affected versionversion=CSRB31024
  11. Affected versionversion=IPQ4018
  12. Affected versionversion=IPQ4028
  13. Affected versionversion=IPQ4029
  14. Affected versionversion=IPQ5010
  15. Affected versionversion=IPQ5018
  16. Affected versionversion=IPQ5028
  17. Affected versionversion=IPQ6000
  18. Affected versionversion=IPQ6010
  19. Affected versionversion=IPQ6018
  20. Affected versionversion=IPQ6028
  21. Affected versionversion=IPQ8064
  22. Affected versionversion=IPQ8069
  23. Affected versionversion=IPQ8070
  24. Affected versionversion=IPQ8070A
  25. Affected versionversion=IPQ8071
  26. Affected versionversion=IPQ8071A
  27. Affected versionversion=IPQ8072
  28. Affected versionversion=IPQ8072A
  29. Affected versionversion=IPQ8074
  30. Affected versionversion=IPQ8074A
  31. Affected versionversion=IPQ8076
  32. Affected versionversion=IPQ8076A
  33. Affected versionversion=IPQ8078
  34. Affected versionversion=IPQ8078A
  35. Affected versionversion=IPQ8173
  36. Affected versionversion=IPQ8174
  37. Affected versionversion=IPQ9008
  38. Affected versionversion=IPQ9574
  39. Affected versionversion=MDM9640
  40. Affected versionversion=MSM8996AU
  41. Affected versionversion=PMP8074
  42. Affected versionversion=QAM8295P
  43. Affected versionversion=QCA1062
  44. Affected versionversion=QCA1064
  45. Affected versionversion=QCA2062
  46. Affected versionversion=QCA2064
  47. Affected versionversion=QCA2065
  48. Affected versionversion=QCA2066
  49. Affected versionversion=QCA4020
  50. Affected versionversion=QCA4024
  51. Affected versionversion=QCA6174A
  52. Affected versionversion=QCA6310
  53. Affected versionversion=QCA6335
  54. Affected versionversion=QCA6390
  55. Affected versionversion=QCA6391
  56. Affected versionversion=QCA6420
  57. Affected versionversion=QCA6421
  58. Affected versionversion=QCA6426
  59. Affected versionversion=QCA6428
  60. Affected versionversion=QCA6430
  61. Affected versionversion=QCA6431
  62. Affected versionversion=QCA6436
  63. Affected versionversion=QCA6438
  64. Affected versionversion=QCA6554A
  65. Affected versionversion=QCA6564A
  66. Affected versionversion=QCA6564AU
  67. Affected versionversion=QCA6574
  68. Affected versionversion=QCA6574A
  69. Affected versionversion=QCA6574AU
  70. Affected versionversion=QCA6584AU
  71. Affected versionversion=QCA6595
  72. Affected versionversion=QCA6595AU
  73. Affected versionversion=QCA6696
  74. Affected versionversion=QCA8072
  75. Affected versionversion=QCA8075
  76. Affected versionversion=QCA8081
  77. Affected versionversion=QCA8082
  78. Affected versionversion=QCA8084
  79. Affected versionversion=QCA8085
  80. Affected versionversion=QCA8337
  81. Affected versionversion=QCA8386
  82. Affected versionversion=QCA9367
  83. Affected versionversion=QCA9377
  84. Affected versionversion=QCA9379
  85. Affected versionversion=QCA9888
  86. Affected versionversion=QCA9889
  87. Affected versionversion=QCA9898
  88. Affected versionversion=QCA9980
  89. Affected versionversion=QCA9984
  90. Affected versionversion=QCA9990
  91. Affected versionversion=QCA9992
  92. Affected versionversion=QCA9994
  93. Affected versionversion=QCC5100
  94. Affected versionversion=QCM2290
  95. Affected versionversion=QCM4290
  96. Affected versionversion=QCM6125
  97. Affected versionversion=QCM6490
  98. Affected versionversion=QCN5021
  99. Affected versionversion=QCN5022
  100. Affected versionversion=QCN5024
  101. Affected versionversion=QCN5052
  102. Affected versionversion=QCN5054
  103. Affected versionversion=QCN5122
  104. Affected versionversion=QCN5124
  105. Affected versionversion=QCN5152
  106. Affected versionversion=QCN5154
  107. Affected versionversion=QCN5164
  108. Affected versionversion=QCN6023
  109. Affected versionversion=QCN6024
  110. Affected versionversion=QCN6100
  111. Affected versionversion=QCN6102
  112. Affected versionversion=QCN6112
  113. Affected versionversion=QCN6122
  114. Affected versionversion=QCN6132
  115. Affected versionversion=QCN7605
  116. Affected versionversion=QCN7606
  117. Affected versionversion=QCN9000
  118. Affected versionversion=QCN9001
  119. Affected versionversion=QCN9002
  120. Affected versionversion=QCN9003
  121. Affected versionversion=QCN9011
  122. Affected versionversion=QCN9012
  123. Affected versionversion=QCN9022
  124. Affected versionversion=QCN9024
  125. Affected versionversion=QCN9070
  126. Affected versionversion=QCN9072
  127. Affected versionversion=QCN9074
  128. Affected versionversion=QCN9100
  129. Affected versionversion=QCN9274
  130. Affected versionversion=QCS2290
  131. Affected versionversion=QCS405
  132. Affected versionversion=QCS410
  133. Affected versionversion=QCS4290
  134. Affected versionversion=QCS603
  135. Affected versionversion=QCS605
  136. Affected versionversion=QCS610
  137. Affected versionversion=QCS6125
  138. Affected versionversion=QCS6490
  139. Affected versionversion=QCX315
  140. Affected versionversion=QRB5165
  141. Affected versionversion=QRB5165M
  142. Affected versionversion=QRB5165N
  143. Affected versionversion=QSM8250
  144. Affected versionversion=QSM8350
  145. Affected versionversion=SA4150P
  146. Affected versionversion=SA415M
  147. Affected versionversion=SA515M
  148. Affected versionversion=SA6145P
  149. Affected versionversion=SA6150P
  150. Affected versionversion=SA6155
  151. Affected versionversion=SA6155P
  152. Affected versionversion=SA8145P
  153. Affected versionversion=SA8150P
  154. Affected versionversion=SA8155
  155. Affected versionversion=SA8155P
  156. Affected versionversion=SA8195P
  157. Affected versionversion=SA8295P
  158. Affected versionversion=SC8180X+SDX55
  159. Affected versionversion=SD460
  160. Affected versionversion=SD480
  161. Affected versionversion=SD660
  162. Affected versionversion=SD662
  163. Affected versionversion=SD665
  164. Affected versionversion=SD670
  165. Affected versionversion=SD675
  166. Affected versionversion=SD 675
  167. Affected versionversion=SD678
  168. Affected versionversion=SD680
  169. Affected versionversion=SD690 5G
  170. Affected versionversion=SD695
  171. Affected versionversion=SD710
  172. Affected versionversion=SD712
  173. Affected versionversion=SD720G
  174. Affected versionversion=SD730
  175. Affected versionversion=SD750G
  176. Affected versionversion=SD765
  177. Affected versionversion=SD765G
  178. Affected versionversion=SD768G
  179. Affected versionversion=SD778G
  180. Affected versionversion=SD780G
  181. Affected versionversion=SD7c
  182. Affected versionversion=SD820
  183. Affected versionversion=SD845
  184. Affected versionversion=SD850
  185. Affected versionversion=SD855
  186. Affected versionversion=SD865 5G
  187. Affected versionversion=SD870
  188. Affected versionversion=SD888
  189. Affected versionversion=SD888 5G
  190. Affected versionversion=SD 8CX
  191. Affected versionversion=SD 8cx Gen2
  192. Affected versionversion=SD 8cx Gen3
  193. Affected versionversion=SD 8 Gen1 5G
  194. Affected versionversion=SDX20
  195. Affected versionversion=SDX20M
  196. Affected versionversion=SDX24
  197. Affected versionversion=SDX50M
  198. Affected versionversion=SDX55
  199. Affected versionversion=SDX55M
  200. Affected versionversion=SDX65
  201. Affected versionversion=SDXR1
  202. Affected versionversion=SDXR2 5G
  203. Affected versionversion=SM4125
  204. Affected versionversion=SM4375
  205. Affected versionversion=SM6250
  206. Affected versionversion=SM6250P
  207. Affected versionversion=SM7250P
  208. Affected versionversion=SM7315
  209. Affected versionversion=SM7325P
  210. Affected versionversion=SW5100
  211. Affected versionversion=SW5100P
  212. Affected versionversion=SXR2150P
  213. Affected versionversion=WCD9326
  214. Affected versionversion=WCD9330
  215. Affected versionversion=WCD9335
  216. Affected versionversion=WCD9340
  217. Affected versionversion=WCD9341
  218. Affected versionversion=WCD9360
  219. Affected versionversion=WCD9370
  220. Affected versionversion=WCD9371
  221. Affected versionversion=WCD9375
  222. Affected versionversion=WCD9380
  223. Affected versionversion=WCD9385
  224. Affected versionversion=WCN3610
  225. Affected versionversion=WCN3615
  226. Affected versionversion=WCN3660B
  227. Affected versionversion=WCN3910
  228. Affected versionversion=WCN3950
  229. Affected versionversion=WCN3980
  230. Affected versionversion=WCN3988
  231. Affected versionversion=WCN3990
  232. Affected versionversion=WCN3991
  233. Affected versionversion=WCN3998
  234. Affected versionversion=WCN3999
  235. Affected versionversion=WCN6740
  236. Affected versionversion=WCN6750
  237. Affected versionversion=WCN6850
  238. Affected versionversion=WCN6851
  239. Affected versionversion=WCN6855
  240. Affected versionversion=WCN6856
  241. Affected versionversion=WCN7850
  242. Affected versionversion=WCN7851
  243. Affected versionversion=WSA8810
  244. Affected versionversion=WSA8815
  245. Affected versionversion=WSA8830
  246. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=APQ8009; version=APQ8096AU; version=AQT1000; version=AR8031; version=AR8035; version=AR9380; version=CSR8811; version=CSRA6620; version=CSRA6640; version=CSRB31024; version=IPQ4018; version=IPQ4028; version=IPQ4029; version=IPQ5010; version=IPQ5018; version=IPQ5028; version=IPQ6000; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8064; 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=IPQ9008; version=IPQ9574; version=MDM9640; version=MSM8996AU; version=PMP8074; version=QAM8295P; version=QCA1062; version=QCA1064; version=QCA2062; version=QCA2064; version=QCA2065; version=QCA2066; version=QCA4020; version=QCA4024; version=QCA6174A; version=QCA6310; version=QCA6335; version=QCA6390; version=QCA6391; version=QCA6420; version=QCA6421; version=QCA6426; version=QCA6428; version=QCA6430; version=QCA6431; version=QCA6436; version=QCA6438; version=QCA6554A; version=QCA6564A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA8072; version=QCA8075; version=QCA8081; version=QCA8082; version=QCA8084; version=QCA8085; version=QCA8337; version=QCA8386; version=QCA9367; version=QCA9377; version=QCA9379; version=QCA9888; version=QCA9889; version=QCA9898; version=QCA9980; version=QCA9984; version=QCA9990; version=QCA9992; version=QCA9994; version=QCC5100; version=QCM2290; version=QCM4290; version=QCM6125; version=QCM6490; 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=QCN6100; version=QCN6102; version=QCN6112; version=QCN6122; version=QCN6132; version=QCN7605; version=QCN7606; 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=QCS405; version=QCS410; version=QCS4290; version=QCS603; version=QCS605; version=QCS610; version=QCS6125; version=QCS6490; version=QCX315; version=QRB5165; version=QRB5165M; version=QRB5165N; version=QSM8250; version=QSM8350; version=SA4150P; version=SA415M; version=SA515M; version=SA6145P; version=SA6150P; version=SA6155; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8195P; version=SA8295P; version=SC8180X+SDX55; version=SD460; version=SD480; version=SD660; version=SD662; version=SD665; version=SD670; version=SD675; version=SD 675; version=SD678; version=SD680; version=SD690 5G; version=SD695; version=SD710; version=SD712; version=SD720G; version=SD730; version=SD750G; version=SD765; version=SD765G; version=SD768G; version=SD778G; version=SD780G; version=SD7c; version=SD820; version=SD845; version=SD850; version=SD855; version=SD865 5G; version=SD870; version=SD888; version=SD888 5G; version=SD 8CX; version=SD 8cx Gen2; version=SD 8cx Gen3; version=SD 8 Gen1 5G; version=SDX20; version=SDX20M; version=SDX24; version=SDX50M; version=SDX55; version=SDX55M; version=SDX65; version=SDXR1; version=SDXR2 5G; version=SM4125; version=SM4375; version=SM6250; version=SM6250P; version=SM7250P; version=SM7315; version=SM7325P; version=SW5100; version=SW5100P; version=SXR2150P; version=WCD9326; version=WCD9330; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9371; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3615; version=WCN3660B; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WCN3991; version=WCN3998; version=WCN3999; version=WCN6740; version=WCN6750; version=WCN6850; version=WCN6851; version=WCN6855; version=WCN6856; version=WCN7850; version=WCN7851; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

8.2Qualcomm, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read

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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