{"cve":"CVE-2026-89680","nvd":{"published":"2026-09-11T20:19:54.790","modified":"2026-10-21T13:20:20.340","status":"Received","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":[],"references":["https://git.kernel.org/stable/c/1a6a41b848455bf6ba2c9da2dfb0730e608ce7ab","https://git.kernel.org/stable/c/424d5c95108a4809b832cb0a312c61de4aec0078","https://git.kernel.org/stable/c/6ed8d6de7ec90c4ba84eb82673058f506e5777fd","https://git.kernel.org/stable/c/88a76145451d703eedd867b5989bf73d17340399","https://git.kernel.org/stable/c/ab949252fdf102ae74329a0caa7995a849d0dafa"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-89680","score":0.00651,"percentile":0.50892,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}