CVE-2019-12818

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.15", "name": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.15", "tags": ["Mailing List", "Release Notes", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://github.com/torvalds/linux/commit/58bdd544e2933a21a51eecf17c3f5f94038261b5", "name": "https://github.com/torvalds/linux/commit/58bdd544e2933a21a51eecf17c3f5f94038261b5", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=58bdd544e2933a21a51eecf17c3f5f94038261b5", "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=58bdd544e2933a21a51eecf17c3f5f94038261b5", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "refsource": "MISC"}, {"url": "http://www.securityfocus.com/bid/108776", "name": "108776", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html", "name": "openSUSE-SU-2019:1570", "tags": [], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.html", "name": "openSUSE-SU-2019:1571", "tags": [], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html", "name": "openSUSE-SU-2019:1579", "tags": [], "refsource": "SUSE"}, {"url": "https://support.f5.com/csp/article/K91444306", "name": "https://support.f5.com/csp/article/K91444306", "tags": [], "refsource": "CONFIRM"}, {"url": "https://security.netapp.com/advisory/ntap-20190710-0002/", "name": "https://security.netapp.com/advisory/ntap-20190710-0002/", "tags": [], "refsource": "CONFIRM"}, {"url": "https://usn.ubuntu.com/4094-1/", "name": "USN-4094-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html", "name": "http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html", "tags": [], "refsource": "MISC"}, {"url": "https://usn.ubuntu.com/4118-1/", "name": "USN-4118-1", "tags": [], "refsource": "UBUNTU"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in the Linux kernel before 4.20.15. The nfc_llcp_build_tlv function in net/nfc/llcp_commands.c may return NULL. If the caller does not check for this, it will trigger a NULL pointer dereference. This will cause denial of service. This affects nfc_llcp_build_gb in net/nfc/llcp_core.c."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-476"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-12818", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2019-06-14T02:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "4.20.15"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-06-18T15:15Z"}