CVE-2022-49485

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/v3d: Fix null pointer dereference of pointer perfmon

In the unlikely event that pointer perfmon is null the WARN_ON return path occurs after the pointer has already been deferenced. Fix this by only dereferencing perfmon after it has been null checked.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux26a4dc29b74a137f45665089f6d3d633fcc9b662 < 4be045434923e549a50846a066a04b7b6c1d6d33affected
LinuxLinux26a4dc29b74a137f45665089f6d3d633fcc9b662 < 1df8f8901babcc8c8eea2c067179e455b5c828fdaffected
LinuxLinux26a4dc29b74a137f45665089f6d3d633fcc9b662 < 3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8affected
LinuxLinux26a4dc29b74a137f45665089f6d3d633fcc9b662 < ce7a1ecf3f9f1fccaf67295307614511d8e11b13affected
LinuxLinux5.15affected
LinuxLinux0 < 5.15unaffected
LinuxLinux5.15.46 <= 5.15.*unaffected
LinuxLinux5.17.14 <= 5.17.*unaffected
LinuxLinux5.18.3 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References