{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47260", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T13:27:52.126Z", "datePublished": "2024-05-21T14:19:53.375Z", "dateUpdated": "2026-05-11T13:51:04.046Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:51:04.046Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix a potential NULL dereference in nfs_get_client()\n\nNone of the callers are expecting NULL returns from nfs_get_client() so\nthis code will lead to an Oops. It's better to return an error\npointer. I expect that this is dead code so hopefully no one is\naffected." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "fs/nfs/client.c" ], "versions": [ { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "fab8bfdfb4aac9e4e8363666333adfdf21e89106", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "a979e601000982a3ca693171a6d4dffc47f8ad00", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "634f17ff1d59905eb3b4bbbc00805961d08beaee", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "4b380a7d84ef2ce3f4f5bec5d8706ed937ac6502", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "0057ecef9f324007c0ba5fcca4ddd131178ce78b", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "279ad78a00f8b9c5ff24171a59297187a3bd44b7", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "58ddf61f10b8f9b7b1341644bfee2f1c6508d4e1", "status": "affected", "versionType": "git" }, { "version": "31434f496abb9f3410b10f541462fe58613dd3ad", "lessThan": "09226e8303beeec10f2ff844d2e46d1371dc58e0", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "fs/nfs/client.c" ], "versions": [ { "version": "3.17", "status": "affected" }, { "version": "0", "lessThan": "3.17", "status": "unaffected", "versionType": "semver" }, { "version": "4.4.273", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.273", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.237", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.195", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.126", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.44", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.11", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "4.4.273" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "4.9.273" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "4.14.237" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "4.19.195" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "5.4.126" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "5.10.44" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "5.12.11" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.17", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/fab8bfdfb4aac9e4e8363666333adfdf21e89106" }, { "url": "https://git.kernel.org/stable/c/a979e601000982a3ca693171a6d4dffc47f8ad00" }, { "url": "https://git.kernel.org/stable/c/634f17ff1d59905eb3b4bbbc00805961d08beaee" }, { "url": "https://git.kernel.org/stable/c/4b380a7d84ef2ce3f4f5bec5d8706ed937ac6502" }, { "url": "https://git.kernel.org/stable/c/0057ecef9f324007c0ba5fcca4ddd131178ce78b" }, { "url": "https://git.kernel.org/stable/c/279ad78a00f8b9c5ff24171a59297187a3bd44b7" }, { "url": "https://git.kernel.org/stable/c/58ddf61f10b8f9b7b1341644bfee2f1c6508d4e1" }, { "url": "https://git.kernel.org/stable/c/09226e8303beeec10f2ff844d2e46d1371dc58e0" } ], "title": "NFS: Fix a potential NULL dereference in nfs_get_client()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2021-47260", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-05-23T18:03:48.936823Z" } } } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:14:37.312Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:32:07.993Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/fab8bfdfb4aac9e4e8363666333adfdf21e89106", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a979e601000982a3ca693171a6d4dffc47f8ad00", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/634f17ff1d59905eb3b4bbbc00805961d08beaee", "tags": [ "x_transferred" ] }, { "url": 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