CVE-2022-49719 Information

Description

In the Linux kernel the following vulnerability has been resolved:

irqchip/gic/realview: Fix refcount leak in realview_gic_of_init

of_find_matching_node_and_match() 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/16b603cb8d34c2d917983918db1f88c8b831baaa https://git.kernel.org/stable/c/486f68f85085d9b16ae097679b1486dcb1b6eb69 https://git.kernel.org/stable/c/56526c3883fc7a1f5898b1d40a02c8b8685a5d92 https://git.kernel.org/stable/c/5d38720661a4b9c87705c206a6081177ffb8ec1d https://git.kernel.org/stable/c/87da903ce632d5689bef66d56ee5dae700d82104 https://git.kernel.org/stable/c/b634af84bc1edece4e63317b0ad95618dd3a8693 https://git.kernel.org/stable/c/e52a58b79f11755ea7e877015c4a1704303fa55f https://git.kernel.org/stable/c/f4b98e314888cc51486421bcf6d52852452ea48b