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CVE-2022-50871

wifi: ath11k: Fix qmi_msg_handler data structure initialization

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.0.16, 6.1.2
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmi_msg_handler data structure initialization qmi_msg_handler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not present in the handlers array which can lead to infinite loop while searching the handler and therefore out of bound access in qmi_invoke_handler(). Hence update the initialization in qmi_msg_handler data structure. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From d5c65159f2895379e11ca13f62feabe93278985d · fixed in d5d71de448f36e34592f7c81b5e300d3e8dbb735; From d5c65159f2895379e11ca13f62feabe93278985d · fixed in a10e1530c424bb277b4edc7def0195857a548495; From d5c65159f2895379e11ca13f62feabe93278985d · fixed in ed3725e15a154ebebf44e0c34806c57525483f92

  • Linux Linux

    5.6

  • KernelLinux

    From 5.6.0 · fixed in 6.0.16; From 6.1.0 · fixed in 6.1.2

References 3

git.kernel.org