CVE-2015-4170

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae", "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1218879", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1218879", "tags": ["Issue Tracking", "VDB Entry"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2015/05/26/1", "name": "[oss-security] 20150526 CVE request: vulnerability in the kernel tty subsystem.", "tags": [], "refsource": "MLIST"}, {"url": "https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae", "name": "https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae", "tags": [], "refsource": "CONFIRM"}, {"url": "https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz", "name": "https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz", "tags": ["Patch"], "refsource": "CONFIRM"}, {"url": "https://access.redhat.com/errata/RHSA-2016:1395", "name": "RHSA-2016:1395", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/74820", "name": "74820", "tags": [], "refsource": "BID"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Race condition in the ldsem_cmpxchg function in drivers/tty/tty_ldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsem_down_read and ldsem_down_write deadlock) by establishing a new tty thread during shutdown of a previous tty thread."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-362"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-4170", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.0}}, "publishedDate": "2016-05-02T10:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.13.3"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:7.1_ppc64le:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.1_ppc64:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:7.1_s390x:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-11-12T02:29Z"}