# CVE-2022-50191: regulator: of: Fix refcount leak bug in of\_get\_regulation\_constraints()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-06-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.19

## Description

In the Linux kernel, the following vulnerability has been resolved: regulator: of: Fix refcount leak bug in of_get_regulation_constraints() We should call the of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
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## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/a23098cc32860272dc6c3200ff20c34c65b7b694
- https://git.kernel.org/stable/c/b9ca8585c766616563cf3c062c6878f61f83cf00
- https://git.kernel.org/stable/c/35f9e861d9b9434903a8ede37a3561f78985826d
- https://git.kernel.org/stable/c/332e555dca074c4eb2084898021c3676423814c3
- https://git.kernel.org/stable/c/c9df8ff290097aabd5c9200f7f729b0813d37b19
- https://git.kernel.org/stable/c/11ecb4f8735b0230d54a82c18b21ea778b695d61
- https://git.kernel.org/stable/c/fc7b19f547bc9e622060a0a9a39da2330aa21c53
- https://git.kernel.org/stable/c/66efb665cd5ad69b27dca8571bf89fc6b9c628a4

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Page: https://cve.now/CVE-2022-50191
JSON: https://cve.now/api/v1/entries/CVE-2022-50191
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