CVE-2021-47233

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

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 patch
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 patch
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 patch

Frequently Asked Questions

What is the severity of CVE-2021-47233?
CVE-2021-47233 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47233?
To fix CVE-2021-47233, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47233 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47233 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47233?
CVE-2021-47233 affects Linux Linux, Linux Linux.
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