CVE-2022-49439 Information

Description

In the Linux kernel the following vulnerability has been resolved:

powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup

of_parse_phandle() returns a node pointer with refcount incremented we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

Reference

https://git.kernel.org/stable/c/46fd994763cf6884b88a2da712af918f3ed54d7b https://git.kernel.org/stable/c/51e25fbf20c9152d84a34b7afac15a41fe5c9116 https://git.kernel.org/stable/c/5607a77a365df8c0fd5ff43ac424812b95775527 https://git.kernel.org/stable/c/5b8aa2ba38c010f47c965dd9bb5a8561813ed649 https://git.kernel.org/stable/c/7b668a59ddfb32727e39b06fdf52b28e58c684e0 https://git.kernel.org/stable/c/bcb6c4c5eb4836a21411dfe8247bf9951eb6e7c3 https://git.kernel.org/stable/c/c70dd353d37158e06bf8d450d4b31a7091609924 https://git.kernel.org/stable/c/fcee96924ba1596ca80a6770b2567ca546f9a482