CVE-2011-4326

{"id": "CVE-2011-4326", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.1, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-05-17T11:00:33.837", "references": [{"url": "http://downloads.avaya.com/css/P8/documents/100156038", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9cf73ea7ff78f52662c8658d93c226effbbedde", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/21/10", "tags": ["Mailing List"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/50751", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=682066", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=755584", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/torvalds/linux/commit/a9cf73ea7ff78f52662c8658d93c226effbbedde", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://downloads.avaya.com/css/P8/documents/100156038", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9cf73ea7ff78f52662c8658d93c226effbbedde", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/21/10", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/50751", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=682066", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=755584", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/torvalds/linux/commit/a9cf73ea7ff78f52662c8658d93c226effbbedde", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device."}, {"lang": "es", "value": "La funci\u00f3n udp6_ufo_fragment en net/ipv6/udp.c en el kernel de Linux antes de v2.6.39, cuando la opci\u00f3n de \"UDP Fragmentation Offload\" (UFO) est\u00e1 activada, permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda del sistema) mediante el env\u00edo de paquetes IPv6 UDP a un dispositivo de puente."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "176353CE-F17E-4776-AD9F-19014DA75B76", "versionEndExcluding": "2.6.39"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:avaya:96x1_ip_deskphone_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "829711E4-DDFD-49DA-8551-3571405B8267", "versionEndIncluding": "6.6.0", "versionStartIncluding": "6.0.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:avaya:96x1_ip_deskphone:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B1BDA0A2-6A72-4C30-84BE-B60B8A9DE928"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "secalert@redhat.com"}