{"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":"2025-12-18T11:37:30.746Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-12-18T11:37:30.746Z"},"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"]}]}]}}