fkie_cve-2024-50241
Vulnerability from fkie_nvd
Published
2024-11-09 11:15
Modified
2024-12-14 21:15
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
NFSD: Initialize struct nfsd4_copy earlier
Ensure the refcount and async_copies fields are initialized early.
cleanup_async_copy() will reference these fields if an error occurs
in nfsd4_copy(). If they are not correctly initialized, at the very
least, a refcount underflow occurs.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A3DF55BE-3AB2-4FEF-9C96-158917FB1E4C", "versionEndExcluding": "6.11.7", "versionStartIncluding": "6.10.14", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*", "matchCriteriaId": "E0F717D8-3014-4F84-8086-0124B2111379", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*", "matchCriteriaId": "24DBE6C7-2AAE-4818-AED2-E131F153D2FA", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSD: Initialize struct nfsd4_copy earlier\n\nEnsure the refcount and async_copies fields are initialized early.\ncleanup_async_copy() will reference these fields if an error occurs\nin nfsd4_copy(). If they are not correctly initialized, at the very\nleast, a refcount underflow occurs." }, { "lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: NFSD: inicializar struct nfsd4_copy antes Aseg\u00farese de que los campos refcount y async_copies se inicialicen antes. cleanup_async_copy() har\u00e1 referencia a estos campos si se produce un error en nfsd4_copy(). Si no se inicializan correctamente, como m\u00ednimo, se produce un desbordamiento de refcount." } ], "id": "CVE-2024-50241", "lastModified": "2024-12-14T21:15:33.760", "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": "2024-11-09T11:15:09.823", "references": [ { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/059434d23c4578d9d02efb92d848ea21bc640112" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/421f1a2a1afb47d88de09457ef7687e1df7bc997" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Mailing List", "Patch" ], "url": "https://git.kernel.org/stable/c/63fab04cbd0f96191b6e5beedc3b643b01c15889" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7267625baf365a969f1b25ded6f07b64bc90ec5b" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c3074003fa6837c2b89a34d8d12d9463b59d22d6" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Mailing List", "Patch" ], "url": "https://git.kernel.org/stable/c/e30a9a2f69c34a00a3cb4fd45c5d231929e66fb1" } ], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-908" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.