CVE-2022-49373 Information

Description

In the Linux kernel the following vulnerability has been resolved:

watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe

of_parse_phandle() returns a node pointer with refcount incremented we should use of_node_put() on it when done. Add missing of_node_put() in some error paths.

Reference

https://git.kernel.org/stable/c/5b110d940417942bc87d9e4bea6d4f24e05ed483 https://git.kernel.org/stable/c/5d24df3d690809952528e7a19a43d84bc5b99d44 https://git.kernel.org/stable/c/7a4afd8a003d6abf1f5d159c2bb67e6b7cbde253 https://git.kernel.org/stable/c/910b1cdf6c50ae8fb222e46657d04fb181577017 https://git.kernel.org/stable/c/91fa5aa53f68b85e779164b3127c7e23cad5c457 https://git.kernel.org/stable/c/f067b5286edfd83d2d3903e8578b561599d62539