{"cve":{"cve_id":"CVE-2021-1100","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":0.00275,"epss_percentile":0.19051,"epss_as_of":"2026-06-23","description":"NVIDIA vGPU software contains a vulnerability in the Virtual GPU Manager kernel mode driver (nvidia.ko), in which a pointer to a user-space buffer is not validated before it is dereferenced, which may lead to denial of service. This affects vGPU version 12.x (prior to 12.3), version 11.x (prior to 11.5) and version 8.x (prior 8.8).","published_at":"2021-07-21T02:55:22Z","last_modified_at":null,"cvss_v3_score":6.2,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvss_v3_severity":"MEDIUM","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":null,"nvd_references":["https://nvidia.custhelp.com/app/answers/detail/a_id/5211"],"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":"2026-06-28T23:14:47.733574Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","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":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"nvidia","vendor_name":"NVIDIA","product_slug":"nvidia-virtual-gpu-software","product_name":"NVIDIA Virtual GPU Software","version_start":"vGPU version 12.x (prior to 12.3),  version 11.x  (prior to 11.5) and version 8.x (prior 8.8).","version_start_inclusive":true,"version_end":"vGPU version 12.x (prior to 12.3),  version 11.x  (prior to 11.5) and version 8.x (prior 8.8).","version_end_inclusive":true,"cpe23_uri":"cve5:nvidia:nvidia-virtual-gpu-software:vGPU version 12.x (prior to 12.3),  version 11.x  (prior to 11.5) and version 8.x (prior 8.8).:vGPU version 12.x (prior to 12.3),  version 11.x  (prior to 11.5) and version 8.x (prior 8.8)."}],"exploit_refs":[],"news":[],"references":[{"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5211","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2021-07-21T02:55:22Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:04:45.530472Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:04:45.530472Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:04:45.530472Z","label":"CVSS score revised","source":"cvelistv5"}]}