{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47432", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:58:30.829Z", "datePublished": "2024-05-21T15:30:36.904Z", "dateUpdated": "2026-05-11T13:54:35.380Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:54:35.380Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlib/generic-radix-tree.c: Don't overflow in peek()\n\nWhen we started spreading new inode numbers throughout most of the 64\nbit inode space, that triggered some corner case bugs, in particular\nsome integer overflows related to the radix tree code. Oops." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "include/linux/generic-radix-tree.h", "lib/generic-radix-tree.c" ], "versions": [ { "version": "ba20ba2e3743bac786dff777954c11930256075e", "lessThan": "784d01f9bbc282abb0c5ade5beb98a87f50343ac", "status": "affected", "versionType": "git" }, { "version": "ba20ba2e3743bac786dff777954c11930256075e", "lessThan": "ec298b958cb0c40d70c68079da933c8f31c5134c", "status": "affected", "versionType": "git" }, { "version": "ba20ba2e3743bac786dff777954c11930256075e", "lessThan": "aa7f1827953100cdde0795289a80c6c077bfe437", "status": "affected", "versionType": "git" }, { "version": "ba20ba2e3743bac786dff777954c11930256075e", "lessThan": "9492261ff2460252cf2d8de89cdf854c7e2b28a0", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "include/linux/generic-radix-tree.h", "lib/generic-radix-tree.c" ], "versions": [ { "version": "5.1", "status": "affected" }, { "version": "0", "lessThan": "5.1", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.64", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.5.13", "lessThanOrEqual": "6.5.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.3", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.7", "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": "5.1", "versionEndExcluding": "6.1.64" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.5.13" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.6.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.7" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac" }, { "url": "https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c" }, { "url": "https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437" }, { "url": "https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0" } ], "title": "lib/generic-radix-tree.c: Don't overflow in peek()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2024-05-29T17:47:48.909736Z", "id": "CVE-2021-47432", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-31T15:31:57.716Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:39:59.326Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0", "tags": [ "x_transferred" ] } ] } ] } }