CVE-2011-4110

{"id": "CVE-2011-4110", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-01-27T15:55:04.360", "references": [{"url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/47754", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/21/19", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/22/5", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/22/6", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/50755", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1324-1", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1328-1", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1344-1", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=751297", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "https://lkml.org/lkml/2011/11/15/363", "tags": ["Exploit"], "source": "secalert@redhat.com"}, {"url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/47754", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/21/19", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/22/5", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/11/22/6", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/50755", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-1324-1", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-1328-1", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-1344-1", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=751297", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lkml.org/lkml/2011/11/15/363", "tags": ["Exploit"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and \"updating a negative key into a fully instantiated key.\""}, {"lang": "es", "value": "La funci\u00f3n user_update security/keys/user_defined.c en el kernel de Linux v2.6 permite a usuarios locales provocar una denegaci\u00f3n de servicio (desreferencia de puntero a NULL y fallo del kernel) a trav\u00e9s de vectores relacionados con una clave definida por el usuario y la \"actualizaci\u00f3n de una clave negativa en una clave completamente instanciada\"."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0FC560CC-F785-42D5-A25B-1BA02E7AC464"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}