CVE-2019-5599

{"containers": {"cna": {"affected": [{"product": "FreeBSD", "vendor": "n/a", "versions": [{"status": "affected", "version": "FreeBSD 12.0 before 12.0-RELEASE-p6"}]}], "descriptions": [{"lang": "en", "value": "In FreeBSD 12.0-STABLE before r349197 and 12.0-RELEASE before 12.0-RELEASE-p6, a bug in the non-default RACK TCP stack can allow an attacker to cause several linked lists to grow unbounded and cause an expensive list traversal on every packet being processed, leading to resource exhaustion and a denial of service."}], "problemTypes": [{"descriptions": [{"description": "Kernel resource exhaustion in network stack", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-07-02T20:09:11.000Z", "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd"}, "references": [{"name": "[oss-security] 20190617 Linux and FreeBSD Kernel: Multiple TCP-based remote denial of service issues", "tags": ["mailing-list", "x_refsource_MLIST"], "url": 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"https://security.FreeBSD.org/advisories/FreeBSD-SA-19:08.rack.asc"}, {"name": "VU#905115", "refsource": "CERT-VN", "url": "https://www.kb.cert.org/vuls/id/905115"}, {"name": "20190624 FreeBSD Security Advisory FreeBSD-SA-19:08.rack", "refsource": "BUGTRAQ", "url": "https://seclists.org/bugtraq/2019/Jun/27"}, {"name": "http://packetstormsecurity.com/files/153378/FreeBSD-Security-Advisory-FreeBSD-SA-19-08.rack.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/153378/FreeBSD-Security-Advisory-FreeBSD-SA-19-08.rack.html"}, {"name": "https://support.f5.com/csp/article/K75521003", "refsource": "MISC", "url": "https://support.f5.com/csp/article/K75521003"}, {"name": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193", "refsource": "MISC", "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193"}, {"name": "https://security.netapp.com/advisory/ntap-20190625-0004/", "refsource": "MISC", "url": 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"tags": ["third-party-advisory", "x_refsource_CERT-VN", "x_transferred"], "url": "https://www.kb.cert.org/vuls/id/905115"}, {"name": "20190624 FreeBSD Security Advisory FreeBSD-SA-19:08.rack", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "https://seclists.org/bugtraq/2019/Jun/27"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/153378/FreeBSD-Security-Advisory-FreeBSD-SA-19-08.rack.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.f5.com/csp/article/K75521003"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20190625-0004/"}]}]}, "cveMetadata": {"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "assignerShortName": "freebsd", "cveId": "CVE-2019-5599", "datePublished": "2019-07-02T20:02:17.000Z", "dateReserved": "2019-01-07T00:00:00.000Z", "dateUpdated": "2024-08-04T20:01:51.990Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "FreeBSD", "vendor": "n/a", "versions": [{"status": "affected", "version": "FreeBSD 12.0 before 12.0-RELEASE-p6"}]}], "source": "secteam@freebsd.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:-:*:*:*:*:*:*", "matchCriteriaId": "826B53C2-517F-4FC6-92E8-E7FCB24F91B4", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:p1:*:*:*:*:*:*", "matchCriteriaId": "93F10A46-AEF2-4FDD-92D6-0CF07B70F986", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:p2:*:*:*:*:*:*", "matchCriteriaId": "E1AD57A9-F53A-4E40-966E-F2F50852C5E4", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:p3:*:*:*:*:*:*", "matchCriteriaId": "C4029113-130F-4A33-A8A0-BC3E74000378", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:p4:*:*:*:*:*:*", "matchCriteriaId": "46C5A6FD-7BBF-4E84-9895-8EE14DC846E4", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:12.0:p5:*:*:*:*:*:*", "matchCriteriaId": "6D71D083-3279-4DF4-91E1-38C373DD062F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In FreeBSD 12.0-STABLE before r349197 and 12.0-RELEASE before 12.0-RELEASE-p6, a bug in the non-default RACK TCP stack can allow an attacker to cause several linked lists to grow unbounded and cause an expensive list traversal on every packet being processed, leading to resource exhaustion and a denial of service."}, {"lang": "es", "value": "En FreeBSD versi\u00f3n 12.0-STABLE anterior a r349197 y versi\u00f3n 12.0-RELEASE anterior a 12.0-RELEASE-p6, un bug en la pila de RACK TCP no predeterminada puede permitir a un atacante causar que varias listas vinculadas crezcan sin l\u00edmites y causar un salto de lista costoso en cada paquete procesado, lo que conlleva al agotamiento de los recursos y una denegaci\u00f3n de servicio."}], "id": "CVE-2019-5599", "lastModified": "2026-06-17T02:37:55.047", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-07-02T21:15:11.213", "references": [{"source": "secteam@freebsd.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/153329/Linux-FreeBSD-TCP-Based-Denial-Of-Service.html"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/153378/FreeBSD-Security-Advisory-FreeBSD-SA-19-08.rack.html"}, {"source": "secteam@freebsd.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2019/06/17/5"}, {"source": "secteam@freebsd.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-001.md"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory"], "url": 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{"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/153378/FreeBSD-Security-Advisory-FreeBSD-SA-19-08.rack.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2019/06/17/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-001.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Mitigation", "Patch", "Third Party Advisory"], "url": "https://seclists.org/bugtraq/2019/Jun/27"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor 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