CVE-2019-18282

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This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash (instead of siphash) is used. The hashrnd value remains the same starting from boot time, and can be inferred by an attacker. This affects net/core/flow_dissector.c and related code."}, {"lang": "es", "value": "La funci\u00f3n flow_dissector en el kernel de Linux 4.3 a 5.x anterior a la versi\u00f3n 5.3.10 tiene una vulnerabilidad de seguimiento del dispositivo, tambi\u00e9n conocida como CID-55667441c84f. Esto ocurre porque la etiqueta de flujo autom\u00e1tico de un paquete UDP IPv6 se basa en un valor hashrnd de 32 bits como secreto y porque se usa jhash (en lugar de siphash). El valor hashrnd permanece igual a partir del tiempo de arranque, y puede ser inferido por un atacante. Esto afecta a net / core / flow_dissector.c y al c\u00f3digo relacionado."}], "lastModified": "2024-11-21T04:32:58.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EC57AAB2-0879-4D7C-8878-68355886476C", "versionEndIncluding": "5.3.10", "versionStartIncluding": "4.3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FDD92BFA-9117-4E6E-A13F-ED064B4B7284"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:a700s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4B7DA42F-5D64-4967-A2D4-6210FE507841"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4E73901F-666D-4D8B-BDFD-93DD2F70C74B"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:8300:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D0FD5AED-42CF-4918-B32C-D675738EF15C"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "34B25BEF-8708-4E2C-8BA6-EBCD5267EB04"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:8700:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CE0F11D2-B5D9-46B4-BFC5-C86BC87D516A"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:a400_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04E3BD77-8915-4FFC-8483-5DB5D610F829"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:a400:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "97E94ECB-BB51-4364-BEDD-8648C193196F"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FD7CFE0E-9D1E-4495-B302-89C3096FC0DF"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h610s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F63A3FA7-AAED-4A9D-9FDE-6195302DA0F6"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*", "vulnerable": true, "matchCriteriaId": "3A756737-1CC4-42C2-A4DF-E1C893B4E2D5"}, {"criteria": "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C2089EE-5D7F-47EC-8EA5-0F69790564C4"}, {"criteria": "cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0EF46487-B64A-454E-AECC-D74B83170ACD"}, {"criteria": "cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FF971916-C526-43A9-BD80-985BCC476569", "versionEndIncluding": "11.70.1", "versionStartIncluding": "11.0.0"}, {"criteria": "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A3C19813-E823-456A-B1CE-EC0684CE1953"}, {"criteria": "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737"}, {"criteria": "cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E94F7F59-1785-493F-91A7-5F5EA5E87E4D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}