{"api_version":"1","generated_at":"2026-04-23T02:57:45+00:00","cve":"CVE-2018-20669","urls":{"html":"https://cve.report/CVE-2018-20669","api":"https://cve.report/api/cve/CVE-2018-20669.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-20669","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-20669"},"summary":{"title":"CVE-2018-20669","description":"An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2019-03-21 16:00:00","updated_at":"2023-04-11 18:16:00"},"problem_types":["CWE-20"],"metrics":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html","name":"[opensuse-security-announce] 20190218 [security-announce] openSUSE-SU-2019:0203-1: important: Security update for the Linux Kernel","refsource":"MLIST","tags":["Mailing List","Third Party Advisory"],"title":"[security-announce] openSUSE-SU-2019:0203-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2019/01/23/6","name":"[oss-security] 20190123 Linux Kernel: Missing access_ok() checks in IOCTL function  (gpu/drm/i915 Driver)","refsource":"MLIST","tags":["Exploit","Mailing List","Patch","Third Party Advisory"],"title":"oss-security - Linux Kernel: Missing access_ok() checks in IOCTL function\n (gpu/drm/i915 Driver)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.f5.com/csp/article/K32059550","name":"https://support.f5.com/csp/article/K32059550","refsource":"CONFIRM","tags":[],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/security/cve/cve-2018-20669","name":"https://access.redhat.com/security/cve/cve-2018-20669","refsource":"MISC","tags":["Third Party Advisory"],"title":"CVE-2018-20669 - Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/106748","name":"106748","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Linux Kernel CVE-2018-20669 Local Privilege Escalation Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c","name":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c","refsource":"MISC","tags":["Release Notes","Vendor Advisory"],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.netapp.com/advisory/ntap-20190404-0002/","name":"https://security.netapp.com/advisory/ntap-20190404-0002/","refsource":"CONFIRM","tags":[],"title":"March 27th 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4485-1/","name":"USN-4485-1","refsource":"UBUNTU","tags":[],"title":"USN-4485-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-20669","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20669","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"14.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"esm","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"16.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"esm","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"4.19.13","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"netapp","cpe5":"cn1610","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"netapp","cpe5":"cn1610_firmware","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"hci_management_node","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"snapprotect","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"20669","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"solidfire","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2018-20669","qid":"376899","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2019:0049)"},{"cve":"CVE-2018-20669","qid":"750508","title":"OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2020:2193-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-20669","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"refsource":"BID","name":"106748","url":"http://www.securityfocus.com/bid/106748"},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c","refsource":"MISC","name":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c"},{"refsource":"MLIST","name":"[opensuse-security-announce] 20190218 [security-announce] openSUSE-SU-2019:0203-1: important: Security update for the Linux Kernel","url":"http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html"},{"refsource":"MLIST","name":"[oss-security] 20190123 Linux Kernel: Missing access_ok() checks in IOCTL function  (gpu/drm/i915 Driver)","url":"http://www.openwall.com/lists/oss-security/2019/01/23/6"},{"refsource":"MISC","name":"https://access.redhat.com/security/cve/cve-2018-20669","url":"https://access.redhat.com/security/cve/cve-2018-20669"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20190404-0002/","url":"https://security.netapp.com/advisory/ntap-20190404-0002/"},{"refsource":"CONFIRM","name":"https://support.f5.com/csp/article/K32059550","url":"https://support.f5.com/csp/article/K32059550"},{"refsource":"UBUNTU","name":"USN-4485-1","url":"https://usn.ubuntu.com/4485-1/"}]}},"nvd":{"publishedDate":"2019-03-21 16:00:00","lastModifiedDate":"2023-04-11 18:16:00","problem_types":["CWE-20"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":7.2},"severity":"HIGH","exploitabilityScore":3.9,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"4.14.185","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"4.19.129","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:snapprotect:-:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:netapp:cn1610_firmware:-:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:netapp:cn1610:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"20669","Ordinal":"142624","Title":"CVE-2018-20669","CVE":"CVE-2018-20669","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"20669","Ordinal":"1","NoteData":"An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"20669","Ordinal":"2","NoteData":"2019-03-18","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"20669","Ordinal":"3","NoteData":"2020-09-15","Type":"Other","Title":"Modified"}]}}}