CVE-2012-3375

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.24", "name": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.24", "tags": [], "refsource": "CONFIRM"}, {"url": "https://github.com/torvalds/linux/commit/13d518074a952d33d47c428419693f63389547e9", "name": "https://github.com/torvalds/linux/commit/13d518074a952d33d47c428419693f63389547e9", "tags": ["Exploit"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2012/07/04/2", "name": "[oss-security] 20120704 Re: CVE Request -- kernel: epoll: can leak file descriptors when returning -ELOOP", "tags": [], "refsource": "MLIST"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=837502", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=837502", "tags": [], "refsource": "CONFIRM"}, {"url": "http://ubuntu.com/usn/usn-1529-1", "name": "USN-1529-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.securitytracker.com/id?1027237", "name": "1027237", "tags": [], "refsource": "SECTRACK"}, {"url": "http://secunia.com/advisories/51164", "name": "51164", "tags": [], "refsource": "SECUNIA"}, {"url": "https://downloads.avaya.com/css/P8/documents/100165733", "name": "https://downloads.avaya.com/css/P8/documents/100165733", "tags": [], "refsource": "CONFIRM"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13d518074a952d33d47c428419693f63389547e9", "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13d518074a952d33d47c428419693f63389547e9", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The epoll_ctl system call in fs/eventpoll.c in the Linux kernel before 3.2.24 does not properly handle ELOOP errors in EPOLL_CTL_ADD operations, which allows local users to cause a denial of service (file-descriptor consumption and system crash) via a crafted application that attempts to create a circular epoll dependency. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1083."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2012-3375", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2012-10-03T11:02Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:3.2.21:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, 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