Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.238

Description The issue is related to a missing of node put() in the nmk pinctrl probe function. This problem was introduced in version v3.9 and is fixed in version v4.19.238. The actual impact and attack plausibility have not yet been proven.

Recommendations For versions prior to v4.19.238, update to version v4.19.238 or later to resolve the issue. As a temporary workaround, consider restricting access to the nmk pinctrl probe function until a patch is available.