{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-39943", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.148Z", "datePublished": "2025-10-04T07:31:05.581Z", "dateUpdated": "2025-10-04T07:37:03.203Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-04T07:37:03.203Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer\n\nIf data_offset and data_length of smb_direct_data_transfer struct are\ninvalid, out of bounds issue could happen.\nThis patch validate data_offset and data_length field in recv_done."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/smb/server/transport_rdma.c"], "versions": [{"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "773fddf976d282ef059c36c575ddb81567acd6bc", "status": "affected", "versionType": "git"}, {"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "bdaab5c6538e250a9654127e688ecbbeb6f771d5", "status": "affected", "versionType": "git"}, {"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "eb0378dde086363046ed3d7db7f126fc3f76fd70", "status": "affected", "versionType": "git"}, {"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "8be498fcbd5b07272f560b45981d4b9e5a2ad885", "status": "affected", "versionType": "git"}, {"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "529b121b00a6ee3c88fb3c01b443b2b81f686d48", "status": "affected", "versionType": "git"}, {"version": "2ea086e35c3d726a3bacd0a971c1f02a50e98206", "lessThan": "5282491fc49d5614ac6ddcd012e5743eecb6a67c", "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/smb/server/transport_rdma.c"], "versions": [{"version": "5.15", "status": "affected"}, {"version": "0", "lessThan": "5.15", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.194", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.154", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.108", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.49", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.9", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "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": "5.15", "versionEndExcluding": "5.15.194"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.1.154"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.6.108"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.12.49"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.16.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.17"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bc"}, {"url": "https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5"}, {"url": "https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70"}, {"url": "https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885"}, {"url": "https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48"}, {"url": "https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67c"}], "title": "ksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer\n\nIf data_offset and data_length of smb_direct_data_transfer struct are\ninvalid, out of bounds issue could happen.\nThis patch validate data_offset and data_length field in recv_done."}], "id": "CVE-2025-39943", "lastModified": "2025-10-04T08:15:47.357", "metrics": {}, "published": "2025-10-04T08:15:47.357", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{}