CVE-2021-47067

low-risk
Published 2024-02-29

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (8)

Patch https://git.kernel.org/stable/c/a1ad124c836816fac8bd5e461d36eaf33cee4e24
Patch https://git.kernel.org/stable/c/dc4452867200fa94589b382740952b58aa1c3e6c
Patch https://git.kernel.org/stable/c/ef85bb582c41524e9e68dfdbde48e519dac4ab3d
Patch https://git.kernel.org/stable/c/ff39adf5d31c72025bba799aec69c5c86d81d549
Patch https://git.kernel.org/stable/c/a1ad124c836816fac8bd5e461d36eaf33cee4e24
Patch https://git.kernel.org/stable/c/dc4452867200fa94589b382740952b58aa1c3e6c
Patch https://git.kernel.org/stable/c/ef85bb582c41524e9e68dfdbde48e519dac4ab3d
Patch https://git.kernel.org/stable/c/ff39adf5d31c72025bba799aec69c5c86d81d549
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal