Medium severity5.5NVD Advisory· Published Feb 29, 2024· Updated Jun 17, 2026

CVE-2021-47067

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.

Affected products

Linux/Kernelcpe-rescue3 versions
5.5+ 2 more
- (no CPE)range: 5.5
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.5,<5.10.37
- (no CPE)

Patches

Vulnerability mechanics

References

git.kernel.org/stable/c/a1ad124c836816fac8bd5e461d36eaf33cee4e24nvdPatch
git.kernel.org/stable/c/dc4452867200fa94589b382740952b58aa1c3e6cnvdPatch
git.kernel.org/stable/c/ef85bb582c41524e9e68dfdbde48e519dac4ab3dnvdPatch
git.kernel.org/stable/c/ff39adf5d31c72025bba799aec69c5c86d81d549nvdPatch

News mentions

No linked articles in our index yet.

cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000