cve-2021-47167
Vulnerability from cvelistv5
Published
2024-03-25 09:16
Modified
2024-11-04 12:00
Severity ?
EPSS score ?
Summary
NFS: Fix an Oopsable condition in __nfs_pageio_add_request()
References
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"dateUpdated": "2024-09-11T17:33:53.057Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "fs/nfs/pagelist.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "1fc5f4eb9d31", "status": "affected", "version": "a7d42ddb3099", "versionType": "git" }, { "lessThan": "ee21cd3aa854", "status": "affected", "version": "a7d42ddb3099", "versionType": "git" }, { "lessThan": "15ac6f147876", "status": "affected", "version": "a7d42ddb3099", "versionType": "git" }, { "lessThan": "56517ab958b7", "status": "affected", "version": "a7d42ddb3099", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "fs/nfs/pagelist.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "4.0" }, { "lessThan": "4.0", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.124", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.42", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.9", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix an Oopsable condition in __nfs_pageio_add_request()\n\nEnsure that nfs_pageio_error_cleanup() resets the mirror array contents,\nso that the structure reflects the fact that it is now empty.\nAlso change the test in nfs_pageio_do_add_request() to be more robust by\nchecking whether or not the list is empty rather than relying on the\nvalue of pg_count." } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:00:42.767Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/1fc5f4eb9d31268ac3ce152d74ad5501ad24ca3e" }, { "url": "https://git.kernel.org/stable/c/ee21cd3aa8548e0cbc8c67a80b62113aedd2d101" }, { "url": "https://git.kernel.org/stable/c/15ac6f14787649e8ebd75c142e2c5d2a243c8490" }, { "url": "https://git.kernel.org/stable/c/56517ab958b7c11030e626250c00b9b1a24b41eb" } ], "title": "NFS: Fix an Oopsable condition in __nfs_pageio_add_request()", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47167", "datePublished": "2024-03-25T09:16:19.952Z", "dateReserved": "2024-03-25T09:12:14.111Z", "dateUpdated": "2024-11-04T12:00:42.767Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47167\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-25T10:15:08.720\",\"lastModified\":\"2024-03-25T13:47:14.087\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nNFS: Fix an Oopsable condition in __nfs_pageio_add_request()\\n\\nEnsure that nfs_pageio_error_cleanup() resets the mirror array contents,\\nso that the structure reflects the fact that it is now empty.\\nAlso change the test in nfs_pageio_do_add_request() to be more robust by\\nchecking whether or not the list is empty rather than relying on the\\nvalue of pg_count.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: NFS: corrija una condici\u00f3n de Oopsable en __nfs_pageio_add_request() Aseg\u00farese de que nfs_pageio_error_cleanup() restablezca el contenido de la matriz reflejada, de modo que la estructura refleje el hecho de que ahora est\u00e1 vac\u00eda. Tambi\u00e9n cambie la prueba en nfs_pageio_do_add_request() para que sea m\u00e1s s\u00f3lida verificando si la lista est\u00e1 vac\u00eda o no en lugar de confiar en el valor de pg_count.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/15ac6f14787649e8ebd75c142e2c5d2a243c8490\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/1fc5f4eb9d31268ac3ce152d74ad5501ad24ca3e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/56517ab958b7c11030e626250c00b9b1a24b41eb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ee21cd3aa8548e0cbc8c67a80b62113aedd2d101\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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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 confirmed: The user expresses doubt about the veracity of the vulnerability.
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