{"api_version":"1","generated_at":"2026-09-11T22:05:28+00:00","cve":"CVE-2026-89680","urls":{"html":"https://cve.report/CVE-2026-89680","api":"https://cve.report/api/cve/CVE-2026-89680.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89680","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89680"},"summary":{"title":"nfsd: fix nfsd_file leak on inter-server COPY setup failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix nfsd_file leak on inter-server COPY setup failure\n\nWhen nfsd4_setup_inter_ssc() fails, nfsd4_copy() returns\nnfserr_offload_denied directly, bypassing the out: label where\nrelease_copy_files() would drop the nf_dst reference taken by\nnfs4_preprocess_stateid_op(). Each failed inter-server COPY\nleaks one nfsd_file, pinning file/inode/dentry/vfsmount.\n\nFix by setting status and jumping to out: instead of returning\ndirectly.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-11 20:19:54","updated_at":"2026-09-11 20:19:54"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/88a76145451d703eedd867b5989bf73d17340399","name":"https://git.kernel.org/stable/c/88a76145451d703eedd867b5989bf73d17340399","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab","name":"https://git.kernel.org/stable/c/1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6ed8d6de7ec90c4ba84eb82673058f506e5777fd","name":"https://git.kernel.org/stable/c/6ed8d6de7ec90c4ba84eb82673058f506e5777fd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/424d5c95108a4809b832cb0a312c61de4aec0078","name":"https://git.kernel.org/stable/c/424d5c95108a4809b832cb0a312c61de4aec0078","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89680","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89680","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ce0887ac96d35c7105090e166bb0807dc0a0e838 1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ce0887ac96d35c7105090e166bb0807dc0a0e838 424d5c95108a4809b832cb0a312c61de4aec0078 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ce0887ac96d35c7105090e166bb0807dc0a0e838 6ed8d6de7ec90c4ba84eb82673058f506e5777fd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ce0887ac96d35c7105090e166bb0807dc0a0e838 88a76145451d703eedd867b5989bf73d17340399 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.6","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.6 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.109 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.50 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.4 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/nfsd/nfs4proc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab","status":"affected","version":"ce0887ac96d35c7105090e166bb0807dc0a0e838","versionType":"git"},{"lessThan":"424d5c95108a4809b832cb0a312c61de4aec0078","status":"affected","version":"ce0887ac96d35c7105090e166bb0807dc0a0e838","versionType":"git"},{"lessThan":"6ed8d6de7ec90c4ba84eb82673058f506e5777fd","status":"affected","version":"ce0887ac96d35c7105090e166bb0807dc0a0e838","versionType":"git"},{"lessThan":"88a76145451d703eedd867b5989bf73d17340399","status":"affected","version":"ce0887ac96d35c7105090e166bb0807dc0a0e838","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/nfsd/nfs4proc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.6"},{"lessThan":"5.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.109","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.50","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.109","versionStartIncluding":"5.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.50","versionStartIncluding":"5.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.4","versionStartIncluding":"5.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"5.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix nfsd_file leak on inter-server COPY setup failure\n\nWhen nfsd4_setup_inter_ssc() fails, nfsd4_copy() returns\nnfserr_offload_denied directly, bypassing the out: label where\nrelease_copy_files() would drop the nf_dst reference taken by\nnfs4_preprocess_stateid_op(). Each failed inter-server COPY\nleaks one nfsd_file, pinning file/inode/dentry/vfsmount.\n\nFix by setting status and jumping to out: instead of returning\ndirectly."}],"providerMetadata":{"dateUpdated":"2026-09-11T19:46:03.468Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab"},{"url":"https://git.kernel.org/stable/c/424d5c95108a4809b832cb0a312c61de4aec0078"},{"url":"https://git.kernel.org/stable/c/6ed8d6de7ec90c4ba84eb82673058f506e5777fd"},{"url":"https://git.kernel.org/stable/c/88a76145451d703eedd867b5989bf73d17340399"}],"title":"nfsd: fix nfsd_file leak on inter-server COPY setup failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-89680","datePublished":"2026-09-11T19:46:03.468Z","dateReserved":"2026-09-11T19:38:34.748Z","dateUpdated":"2026-09-11T19:46:03.468Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-11 20:19:54","lastModifiedDate":"2026-09-11 20:19:54","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"89680","Ordinal":"1","Title":"nfsd: fix nfsd_file leak on inter-server COPY setup failure","CVE":"CVE-2026-89680","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89680","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix nfsd_file leak on inter-server COPY setup failure\n\nWhen nfsd4_setup_inter_ssc() fails, nfsd4_copy() returns\nnfserr_offload_denied directly, bypassing the out: label where\nrelease_copy_files() would drop the nf_dst reference taken by\nnfs4_preprocess_stateid_op(). Each failed inter-server COPY\nleaks one nfsd_file, pinning file/inode/dentry/vfsmount.\n\nFix by setting status and jumping to out: instead of returning\ndirectly.","Type":"Description","Title":"nfsd: fix nfsd_file leak on inter-server COPY setup failure"}]}}}