Vulnerability CVE-2021-47233
Published: 2024-05-21

Description:
In the Linux kernel, the following vulnerability has been resolved:

regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL

devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.

 References:
https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
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