CVE-2022-49715 Information

Description

In the Linux kernel the following vulnerability has been resolved:

irqchip/gic-v3: Fix refcount leak in gic_populate_ppi_partitions

of_find_node_by_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/506a88a5bf261d76a5214c0338a320f2214c67ac https://git.kernel.org/stable/c/8d884c08eeb83142a7173cb46bcff0434ec42cf1 https://git.kernel.org/stable/c/c136c2924a59a399aa789858cfb320d481964fb7 https://git.kernel.org/stable/c/cc5984cf270b69d03f9f4b27063e535036c659e9 https://git.kernel.org/stable/c/e824482e2c5edacc961b7dd30a92fd47606c3036 https://git.kernel.org/stable/c/fa1ad9d4cc47ca2470cd904ad4519f05d7e43a2b