CVE-2022-49475 Information

Description

In the Linux kernel the following vulnerability has been resolved:

spi: spi-fsl-qspi: check return value after calling platform_get_resource_byname()

It will cause null-ptr-deref if platform_get_resource_byname() returns NULL we need check the return value.

Reference

https://git.kernel.org/stable/c/10f537219629769498ecb8515e096be213224c24 https://git.kernel.org/stable/c/33dda87d04598ac5d9a849218a373443f7d3de66 https://git.kernel.org/stable/c/560dcbe1c7a78f597f2167371ebdbe2bca3d0735 https://git.kernel.org/stable/c/9d9c84825c3ec359b165c762a424cfdefe87fdd7 https://git.kernel.org/stable/c/a2b331ac11e1cac56f5b7d367e9f3c5796deaaed