{ "id": "CVE-2009-3621", "sourceIdentifier": "secalert@redhat.com", "published": "2009-10-22T16:00:00.640", "lastModified": "2023-02-13T02:20:30.477", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "net/unix/af_unix.c in the Linux kernel 2.6.31.4 and earlier allows local users to cause a denial of service (system hang) by creating an abstract-namespace AF_UNIX listening socket, performing a shutdown operation on this socket, and then performing a series of connect operations to this socket." }, { "lang": "es", "value": "net/unix/af_unix.c en el kernel de Linux v2.6.31.4 y anteriores permite a usuarios locales causar una denegaci\u00f3n de servicio (el servidor se bloquea) creando un socket abstract-namespace AF_UNIX y realizando una operaci\u00f3n de apagado en ese socket, para luego luego realizar una serie de operaciones de conexi\u00f3n en dicho socket." } ], "vendorComments": [ { "organization": "Red Hat", "comment": "Red Hat is aware of this issue and is tracking it via the following bug:\nhttps://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-3621\n\nThis issue has been rated as having moderate security impact.\n\nIt was addressed in Red Hat Enterprise Linux 4, 5 and Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1671.html , https://rhn.redhat.com/errata/RHSA-2009-1670.html and https://rhn.redhat.com/errata/RHSA-2009-1540.html respectively.\n\nThis issue is not planned to be fixed in Red Hat Enterprise Linux 3, due to this product being in Production 3 of its maintenance life-cycle, where only qualified security errata of important or critical impact are addressed.\n\nFor further information about Errata Support Policy, visit: http://www.redhat.com/security/updates/errata/", "lastModified": "2009-12-17T00:00:00" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.9, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-400" } ] } ], 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"secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://patchwork.kernel.org/patch/54678/", "source": "secalert@redhat.com", "tags": [ "Exploit", "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2009/10/19/2", "source": "secalert@redhat.com", "tags": [ "Exploit", "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2009/10/19/4", "source": "secalert@redhat.com", "tags": [ "Exploit", "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/usn-864-1", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=529626", "source": "secalert@redhat.com", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ] }, { "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6895", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9921", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://rhn.redhat.com/errata/RHSA-2009-1540.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] } ] }