{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-47668","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-09-30T16:00:12.936Z","datePublished":"2024-10-09T14:14:00.189Z","dateUpdated":"2026-01-05T10:53:56.917Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-05T10:53:56.917Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nlib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc()\n\nIf we need to increase the tree depth, allocate a new node, and then\nrace with another thread that increased the tree depth before us, we'll\nstill have a preallocated node that might be used later.\n\nIf we then use that node for a new non-root node, it'll still have a\npointer to the old root instead of being zeroed - fix this by zeroing it\nin the cmpxchg failure path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["lib/generic-radix-tree.c"],"versions":[{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"0f27f4f445390cb7f73d4209cb2bf32834dc53da","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"99418ec776a39609f50934720419e0b464ca2283","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"ad5ee9feebc2eb8cfc76ed74a2d6e55343b0e169","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"ebeff038744c498a036e7a92eb8e433ae0a386d7","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"d942e855324a60107025c116245095632476613e","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"0f078f8ca93b28a34e20bd050f12cd4efeee7c0f","status":"affected","versionType":"git"},{"version":"ba20ba2e3743bac786dff777954c11930256075e","lessThan":"b2f11c6f3e1fc60742673b8675c95b78447f3dae","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["lib/generic-radix-tree.c"],"versions":[{"version":"5.1","status":"affected"},{"version":"0","lessThan":"5.1","status":"unaffected","versionType":"semver"},{"version":"5.4.284","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.226","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.167","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.110","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.51","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.10.10","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11","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":"5.4.284"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.10.226"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.15.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.1.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.6.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.10.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/0f27f4f445390cb7f73d4209cb2bf32834dc53da"},{"url":"https://git.kernel.org/stable/c/99418ec776a39609f50934720419e0b464ca2283"},{"url":"https://git.kernel.org/stable/c/ad5ee9feebc2eb8cfc76ed74a2d6e55343b0e169"},{"url":"https://git.kernel.org/stable/c/ebeff038744c498a036e7a92eb8e433ae0a386d7"},{"url":"https://git.kernel.org/stable/c/d942e855324a60107025c116245095632476613e"},{"url":"https://git.kernel.org/stable/c/0f078f8ca93b28a34e20bd050f12cd4efeee7c0f"},{"url":"https://git.kernel.org/stable/c/b2f11c6f3e1fc60742673b8675c95b78447f3dae"}],"title":"lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-10T13:21:11.227741Z","id":"CVE-2024-47668","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":"2024-10-10T13:21:24.795Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:20:33.256Z"}}]}}