CVE-2018-18559

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This issue exists because of the 15fe076edea787807a7cdc168df832544b58eba6 incomplete fix for a race condition. The code mishandles a certain multithreaded case involving a packet_do_bind unregister action followed by a packet_notifier register action. Later, packet_release operates on only one of the two applicable linked lists. The attacker can achieve Program Counter control."}, {"lang": "es", "value": "En el kernel de Linux hasta la versi\u00f3n 4.19, puede ocurrir un uso de memoria previamente liberada debido a una condici\u00f3n de carrera entre fanout_add desde setsockopt y bind en un socket AF_PACKET. Este problema existe debido a una soluci\u00f3n incompleta 15fe076edea787807a7cdc168df832544b58eba6 para una condici\u00f3n de carrera. El c\u00f3digo gestiona de manera incorrecta cierto caso multihilado relacionado con una acci\u00f3n packet_do_bind no registrada seguido por una acci\u00f3n packet_notifier registrada. M\u00e1s tarde, packet_release opera en uno solo de las dos listas enlazadas aplicables. El atacante puede lograr el control de Program Counter."}], "lastModified": "2023-05-16T11:14:50.353", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0CA0EF67-DAA8-439C-88DA-06F8CED463BD", "versionEndExcluding": "3.2.100", "versionStartIncluding": "3.2.95"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2AF75D2A-CD18-4268-B498-BF26EF757A28", "versionEndExcluding": "3.15", "versionStartIncluding": "3.14.58"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AF5005A4-042F-4BA0-8BB9-FBC748AAA337", "versionEndExcluding": "3.18.88", "versionStartIncluding": "3.18.25"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C3CB4132-667D-46CF-91D0-5F4E8F686F9C", "versionEndExcluding": "4.1.49", "versionStartIncluding": "4.1.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9A1E09B0-F11F-4A94-BF71-6A4FF66A7A1A", "versionEndExcluding": "4.3", "versionStartIncluding": "4.2.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9431D0C6-E29C-42D5-A3C3-B70B23A6A240", "versionEndExcluding": "4.4.106", "versionStartIncluding": "4.3.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1EB15B3-5BB0-46B9-9F22-B39D1F6DAFED", "versionEndExcluding": "4.9.70", "versionStartIncluding": "4.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8509BD8-B51C-4F0D-A278-08E03E83B254", "versionEndExcluding": "4.14.7", "versionStartIncluding": "4.10"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2F87326E-0B56-4356-A889-73D026DB1D4B"}, {"criteria": "cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BB28F9AF-3D06-4532-B397-96D7E4792503"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B353CE99-D57C-465B-AAB0-73EF581127D1"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF77CDCF-B9C9-427D-B2BF-36650FB2148C"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B76AA310-FEC7-497F-AF04-C3EC1E76C4CC"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}