{
    "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/"
            }
        ]
    }
}