CVE-2014-8559

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://lkml.org/lkml/2014/10/25/180", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1159313", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1159313", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://lkml.org/lkml/2014/10/26/129", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2014/10/25/171", "name": "[linux-kernel] 20141025 fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2014/10/30/7", "name": "[oss-security] 20141030 CVE-2014-8559 - Linux kernel fs/dcache.c incorrect use of rename_lock", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2014/10/26/116", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2014/10/26/128", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2014/10/26/101", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2014/10/25/179", "name": "[linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/70854", "name": "70854", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://secunia.com/advisories/62801", "name": "62801", "tags": ["Broken Link"], "refsource": "SECUNIA"}, {"url": "http://www.ubuntu.com/usn/USN-2516-1", "name": "USN-2516-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2517-1", "name": "USN-2517-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2492-1", "name": "USN-2492-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2518-1", "name": "USN-2518-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2515-1", "name": "USN-2515-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2493-1", "name": "USN-2493-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html", "name": "SUSE-SU-2015:0178", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html", "name": "SUSE-SU-2015:0481", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://www.debian.org/security/2015/dsa-3170", "name": "DSA-3170", "tags": ["Exploit", "Patch", "Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html", "name": "SUSE-SU-2015:0529", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html", "name": "openSUSE-SU-2015:0566", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html", "name": "SUSE-SU-2015:0736", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1978.html", "name": "RHSA-2015:1978", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1976.html", "name": "RHSA-2015:1976", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}, {"url": "http://www.securitytracker.com/id/1034051", "name": "1034051", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10", "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28", "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html", "name": "openSUSE-SU-2015:0714", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "https://support.f5.com/csp/article/K05211147", "name": "https://support.f5.com/csp/article/K05211147", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-400"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2014-8559", "ASSIGNER": "cve@mitre.org"}}, "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}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}}, "publishedDate": "2014-11-10T11:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.17.2"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": 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