# CVE-2022-50887: linux: In the Linux kernel, the following vulnerability has been resolved:  regulator: core: fix unbalanced of node refcount...

CVE-2022-50887 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50887, released December 30, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-50887
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 30, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()  I got the the following report:    OF: ERROR: memory leak, expected refcount 1 instead of 2,   of_node_get()/of_node_put() unbalanced - destroy cset entry:   attach overlay node /i2c/pmic@62/regulators/exten  In of_get_regulator(), the node is returned from of_parse_phandle() with refcount incremented, after using it, of_node_put() need be called.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.4-1 | [DEBIAN-CVE-2022-50887](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50887.md) | Dec 30, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.1.4-1 | [DEBIAN-CVE-2022-50887](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50887.md) | Dec 30, 2025 |
| Linux | linux Debian 14 | 6.1.4-1 | [DEBIAN-CVE-2022-50887](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50887.md) | Dec 30, 2025 |

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