CVE-2018-14646

{"id": "CVE-2018-14646", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/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}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/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}]}, "published": "2018-11-26T19:29:00.247", "references": [{"url": "https://access.redhat.com/errata/RHSA-2018:3651", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2018:3666", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2018:3843", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14646", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f428fe4a04cc339166c8bbd489789760de3a0cee", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://marc.info/?l=linux-netdev&m=151500466401174&w=2", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "The Linux kernel before 4.15-rc8 was found to be vulnerable to a NULL pointer dereference bug in the __netlink_ns_capable() function in the net/netlink/af_netlink.c file. A local attacker could exploit this when a net namespace with a netnsid is assigned to cause a kernel panic and a denial of service."}, {"lang": "es", "value": "El kernel de Linux en versiones anteriores a la 4.15-rc8 era vulnerable a un error de desreferencia de puntero NULL en la funci\u00f3n __netlink_ns_capable() en el archivo net/netlink/af_netlink.c. Un atacante local podr\u00eda explotarlo cuando un espacio de nombres de red con un netnsid se asigne para provocar un kernel de p\u00e1nico y ataque de denegaci\u00f3n de servicio (DoS)."}], "lastModified": "2019-10-09T23:35:05.983", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6AEE42C-583E-4CF3-B7F5-281021632835", "versionEndIncluding": "4.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B6EF6556-06A6-4700-B61F-533167096BEF"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "69A04496-EA26-42E0-A553-413BF2A78AD7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "14E8986E-B317-40EA-B0B5-5D2922D2AF5B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EBC4657A-0239-47DF-B582-87D8DFA69439"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0E1F48A9-9185-4554-9265-22CEC01D18FD"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "639D2465-65E0-40E2-B7A8-BEA9E221DE54"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.15:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A282AD0B-2D63-4F05-8F89-109A0975B423"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B353CE99-D57C-465B-AAB0-73EF581127D1"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A4E9DD8A-A68B-4A69-8B01-BFF92A2020A8"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF77CDCF-B9C9-427D-B2BF-36650FB2148C"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B76AA310-FEC7-497F-AF04-C3EC1E76C4CC"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}