FKIE_CVE-2022-50427
Vulnerability from fkie_nvd - Published: 2025-10-01 12:15 - Updated: 2026-06-17 05:23
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()
If device_register() fails in snd_ac97_dev_register(), it should
call put_device() to give up reference, or the name allocated in
dev_set_name() is leaked.
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 | * | |
| linux | linux_kernel | 6.1 | |
| linux | linux_kernel | 6.1 |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"sound/pci/ac97/ac97_codec.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "a602ec9d88f177dba78bc97fb1adecc7a71ff279",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "ee8bf0946f62ef00e5db4b613a9f664ac567259a",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "758dbcc6fbf2286eff02743b093c70a18a407d66",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "bfce73088682ef0770da951f51156c36a89be490",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "c68b2e9ef246117f696e360bbdd2f5736b3a7127",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
},
{
"lessThan": "4881bda5ea05c8c240fc8afeaa928e2bc43f61fa",
"status": "affected",
"version": "0ca06a00e206b963587ac471e6d1c52bf33b9a18",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"sound/pci/ac97/ac97_codec.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "2.6.14"
},
{
"lessThan": "2.6.14",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"version": "4.9.332",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.298",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.264",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.223",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.153",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.77",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"version": "6.0.7",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
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"matchCriteriaId": "C4CC677C-E772-4114-9F9B-2989B3486339",
"versionEndExcluding": "4.9.332",
"versionStartIncluding": "2.6.14",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "7140B9A2-EB63-497C-96B1-68A96CD99051",
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},
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},
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"versionEndExcluding": "5.4.223",
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},
{
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{
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{
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},
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},
{
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"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: ac97: fix possible memory leak in snd_ac97_dev_register()\n\nIf device_register() fails in snd_ac97_dev_register(), it should\ncall put_device() to give up reference, or the name allocated in\ndev_set_name() is leaked."
}
],
"id": "CVE-2022-50427",
"lastModified": "2026-06-17T05:23:31.990",
"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": "2025-10-01T12:15:34.263",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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],
"url": "https://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb"
},
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}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-401"
}
],
"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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