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Medium severity5.5NVD Advisory· Published May 21, 2024· Updated Jun 17, 2026

CVE-2021-47233

CVE-2021-47233

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

8

Linux/Kernelllm-fuzzy8 versions
(expand)+ 7 more
- (no CPE)
- (no CPE)range: 5.10
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <5.10.46
- cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

3

News mentions

0

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