CVE-2022-49494

Summary

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

mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_probe()

It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_ioremap_resource() that will check it to avoid null-ptr-deref. And use devm_platform_get_and_ioremap_resource() to simplify code.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxec4ba01e894d3165e4d1ccbef782ef5593b708b4 < 81f1ddffdc22ca5789e33b9d4712914e302090c1affected
LinuxLinuxec4ba01e894d3165e4d1ccbef782ef5593b708b4 < 0cfee868b89ffa945f3d535ee5c985cb40c5a0f8affected
LinuxLinuxec4ba01e894d3165e4d1ccbef782ef5593b708b4 < 069af5e27c1b0f7677ef76d8d3102e503ca4f80baffected
LinuxLinuxec4ba01e894d3165e4d1ccbef782ef5593b708b4 < 13b60d3dc84b47307669edb66b633b18466014b4affected
LinuxLinuxec4ba01e894d3165e4d1ccbef782ef5593b708b4 < a28ed09dafee20da51eb26452950839633afd824affected
LinuxLinux5.5affected
LinuxLinux0 < 5.5unaffected
LinuxLinux5.10.121 <= 5.10.*unaffected
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