{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-46690","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-09-11T15:12:18.249Z","datePublished":"2024-09-13T05:29:20.368Z","dateUpdated":"2025-05-04T09:31:58.523Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:31:58.523Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix nfsd4_deleg_getattr_conflict in presence of third party lease\n\nIt is not safe to dereference fl->c.flc_owner without first confirming\nfl->fl_lmops is the expected manager.  nfsd4_deleg_getattr_conflict()\ntests fl_lmops but largely ignores the result and assumes that flc_owner\nis an nfs4_delegation anyway.  This is wrong.\n\nWith this patch we restore the \"!= &nfsd_lease_mng_ops\" case to behave\nas it did before the change mentioned below.  This is the same as the\ncurrent code, but without any reference to a possible delegation."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/nfs4state.c"],"versions":[{"version":"c5967721e1063648b0506481585ba7e2e49a075e","lessThan":"1b46a871e980e3daa16fd5e77539966492e8910a","status":"affected","versionType":"git"},{"version":"c5967721e1063648b0506481585ba7e2e49a075e","lessThan":"40927f3d0972bf86357a32a5749be71a551241b6","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/nfsd/nfs4state.c"],"versions":[{"version":"6.9","status":"affected"},{"version":"0","lessThan":"6.9","status":"unaffected","versionType":"semver"},{"version":"6.10.8","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":"6.9","versionEndExcluding":"6.10.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1b46a871e980e3daa16fd5e77539966492e8910a"},{"url":"https://git.kernel.org/stable/c/40927f3d0972bf86357a32a5749be71a551241b6"}],"title":"nfsd: fix nfsd4_deleg_getattr_conflict in presence of third party lease","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-29T15:07:08.535058Z","id":"CVE-2024-46690","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":"2024-09-29T15:07:22.328Z"}}]}}