{"cve":{"cve_id":"CVE-2018-10901","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.0052,"epss_percentile":0.40037,"epss_as_of":"2026-06-23","description":"A flaw was found in Linux kernel's KVM virtualization subsystem. The VMX code does not restore the GDT.LIMIT to the previous host value, but instead sets it to 64KB. With a corrupted GDT limit a host's userspace code has an ability to place malicious entries in the GDT, particularly to the per-cpu variables. An attacker can use this to escalate their privileges.","published_at":"2018-07-26T17:00:00Z","last_modified_at":null,"cvss_v3_score":7.8,"cvss_v3_vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-665"],"nvd_references":["http://www.securityfocus.com/bid/104905","https://access.redhat.com/errata/RHSA-2018:2393","https://access.redhat.com/errata/RHSA-2018:2390","https://access.redhat.com/errata/RHSA-2018:2391","https://access.redhat.com/errata/RHSA-2018:2392","https://access.redhat.com/errata/RHSA-2018:2394","https://www.oracle.com/security-alerts/cpujul2020.html","https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0","https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3444d7da1839b851eefedd372978d8a982316c36","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10901"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:10:35.659466Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"L","value_label":"Local"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"unknown","vendor_name":"Unknown","product_slug":"kernel","product_name":"kernel","version_start":"n/a","version_start_inclusive":true,"version_end":"n/a","version_end_inclusive":true,"cpe23_uri":"cve5:unknown:kernel:n/a:n/a"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securityfocus.com/bid/104905","source_type":"MISC","tags":[]},{"url":"https://access.redhat.com/errata/RHSA-2018:2393","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2390","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2391","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2392","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2394","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.oracle.com/security-alerts/cpujul2020.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0","source_type":"MISC","tags":["patch"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3444d7da1839b851eefedd372978d8a982316c36","source_type":"MISC","tags":["patch"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10901","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2018-07-26T17:00:00Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T16:57:23.854317Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T16:57:23.854317Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T16:57:23.854317Z","label":"CVSS score revised","source":"cvelistv5"}]}