Vulnerabilities > CVE-2021-47233 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
- https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
- https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
- https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
- https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1
- https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1