FKIE_CVE-2022-50191
Vulnerability from fkie_nvd - Published: 2025-06-18 11:15 - Updated: 2026-06-17 05:22
Severity
Summary
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.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/regulator/of_regulator.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "a23098cc32860272dc6c3200ff20c34c65b7b694",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "b9ca8585c766616563cf3c062c6878f61f83cf00",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "35f9e861d9b9434903a8ede37a3561f78985826d",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "332e555dca074c4eb2084898021c3676423814c3",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "c9df8ff290097aabd5c9200f7f729b0813d37b19",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "11ecb4f8735b0230d54a82c18b21ea778b695d61",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "fc7b19f547bc9e622060a0a9a39da2330aa21c53",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
},
{
"lessThan": "66efb665cd5ad69b27dca8571bf89fc6b9c628a4",
"status": "affected",
"version": "40e20d68bb3fb1ce2704c886d597918988d3321d",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/regulator/of_regulator.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "3.19"
},
{
"lessThan": "3.19",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.291",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.256",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.211",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.137",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.61",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.18.*",
"status": "unaffected",
"version": "5.18.18",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.19.*",
"status": "unaffected",
"version": "5.19.2",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.0",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "2D670A28-AE0C-49EA-A428-16272EA8563B",
"versionEndExcluding": "4.14.291",
"versionStartIncluding": "3.19",
"vulnerable": true
},
{
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},
{
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],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: of: Fix refcount leak bug in of_get_regulation_constraints()\n\nWe should call the of_node_put() for the reference returned by\nof_get_child_by_name() which has increased the refcount."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: regulator: of: Se corrige el error de p\u00e9rdida de recuento de referencias en of_get_regulation_constraints() Deber\u00edamos llamar a of_node_put() para la referencia devuelta por of_get_child_by_name() que ha aumentado el recuento de referencias."
}
],
"id": "CVE-2022-50191",
"lastModified": "2026-06-17T05:22:56.630",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2025-06-18T11:15:49.693",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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"url": "https://git.kernel.org/stable/c/11ecb4f8735b0230d54a82c18b21ea778b695d61"
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}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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