{"api_version":"1","generated_at":"2026-09-18T22:58:23+00:00","cve":"CVE-2025-40099","urls":{"html":"https://cve.report/CVE-2025-40099","api":"https://cve.report/api/cve/CVE-2025-40099.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-40099","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-40099"},"summary":{"title":"cifs: parse_dfs_referrals: prevent oob on malformed input","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: parse_dfs_referrals: prevent oob on malformed input\n\nMalicious SMB server can send invalid reply to FSCTL_DFS_GET_REFERRALS\n\n- reply smaller than sizeof(struct get_dfs_referral_rsp)\n- reply with number of referrals smaller than NumberOfReferrals in the\nheader\n\nProcessing of such replies will cause oob.\n\nReturn -EINVAL error on such replies to prevent oob-s.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-10-30 10:15:34","updated_at":"2026-07-30 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40099","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4ecce920e13ace16a5ba45efe8909946c28fb2ad cfacc7441f760e4a73cc71b6ff1635261d534657 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4ecce920e13ace16a5ba45efe8909946c28fb2ad 15c73964da9df994302f579ed14ee5fdbce7a332 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4ecce920e13ace16a5ba45efe8909946c28fb2ad 8bc4a8d39bac23d8b044fd3e2dbfd965f1d9b058 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4ecce920e13ace16a5ba45efe8909946c28fb2ad bb0f2e66e1ac043a5b238f5bcab4f26f3c317039 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\ncifs: parse_dfs_referrals: prevent oob on malformed input\n\nMalicious SMB server can send invalid reply to FSCTL_DFS_GET_REFERRALS\n\n- reply smaller than sizeof(struct get_dfs_referral_rsp)\n- reply with number of referrals smaller than NumberOfReferrals in the\nheader\n\nProcessing of such replies will cause oob.\n\nReturn -EINVAL error on such replies to prevent 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smaller than sizeof(struct get_dfs_referral_rsp)\n- reply with number of referrals smaller than NumberOfReferrals in the\nheader\n\nProcessing of such replies will cause oob.\n\nReturn -EINVAL error on such replies to prevent oob-s.","Type":"Description","Title":"cifs: parse_dfs_referrals: prevent oob on malformed input"}]}}}