CVE-2021-47067

soc/tegra: regulators: Fix locking up when voltage-spread is out of range

Description

In the Linux kernel, the following vulnerability has been resolved: soc/tegra: regulators: Fix locking up when voltage-spread is out of range Fix voltage coupler lockup which happens when voltage-spread is out of range due to a bug in the code. The max-spread requirement shall be accounted when CPU regulator doesn't have consumers. This problem is observed on Tegra30 Ouya game console once system-wide DVFS is enabled in a device-tree.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/a1ad124c836816fac8bd5e461d36eaf33cee4e24 patch
https://git.kernel.org/stable/c/dc4452867200fa94589b382740952b58aa1c3e6c patch
https://git.kernel.org/stable/c/ff39adf5d31c72025bba799aec69c5c86d81d549 patch
https://git.kernel.org/stable/c/ef85bb582c41524e9e68dfdbde48e519dac4ab3d patch

Frequently Asked Questions

What is the severity of CVE-2021-47067?
CVE-2021-47067 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47067?
To fix CVE-2021-47067, 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-2021-47067 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47067 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-2021-47067?
CVE-2021-47067 affects Linux Linux, Linux Linux.
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