Bug 2320720 (CVE-2022-48965)

Summary: CVE-2022-48965 kernel: gpio/rockchip: fix refcount leak in rockchip_gpiolib_register()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Description OSIDB Bzimport 2024-10-21 21:04:53 UTC 
In the Linux kernel, the following vulnerability has been resolved:

gpio/rockchip: fix refcount leak in rockchip_gpiolib_register()

The node returned by of_get_parent() with refcount incremented,
of_node_put() needs be called when finish using it. So add it in the
end of of_pinctrl_get().
Comment 1 Avinash Hanwate 2024-10-22 06:47:50 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024102143-CVE-2022-48965-0039@gregkh/T