{"cve":{"cve_id":"CVE-2021-46792","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":0.00395,"epss_percentile":0.31205,"epss_as_of":"2026-06-23","description":"Time-of-check Time-of-use (TOCTOU) in the\nBIOS2PSP command may allow an attacker with a malicious BIOS to create a race\ncondition causing the ASP bootloader to perform out-of-bounds SRAM reads upon\nan S3 resume event potentially leading to a denial of service.\n\n\n\n\n","published_at":"2023-05-09T19:01:38.204000Z","last_modified_at":null,"cvss_v3_score":5.9,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:H/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":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":["CWE-367"],"nvd_references":["https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001"],"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":"2026-06-28T23:16:31.984852Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"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":"amd","vendor_name":"AMD","product_slug":"athlon-3000-series-mobile-processors-with-radeon-graphics-dali-dali-ulp","product_name":"Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:athlon-3000-series-mobile-processors-with-radeon-graphics-dali-dali-ulp:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-2000-series-desktop-processors-raven-ridge-am4","product_name":"Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-2000-series-desktop-processors-raven-ridge-am4:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-2000-series-mobile-processors-raven-ridge-fp5","product_name":"Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-2000-series-mobile-processors-raven-ridge-fp5:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-3000-series-mobile-processor-2nd-gen-amd-ryzen-mobile-processors-with-radeon-graphics-picasso","product_name":"Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-3000-series-mobile-processor-2nd-gen-amd-ryzen-mobile-processors-with-radeon-graphics-picasso:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-3000-series-mobile-processors-with-radeon-graphics-renoir","product_name":"Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-3000-series-mobile-processors-with-radeon-graphics-renoir:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-5000-series-desktop-processor-with-radeon-graphics-cezanne-am4","product_name":"Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics  “Cezanne” AM4","version_start":"Various ","version_start_inclusive":true,"version_end":"Various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-5000-series-desktop-processor-with-radeon-graphics-cezanne-am4:Various :Various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-5000-series-mobile-processors-with-radeon-graphics-cezanne","product_name":"Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-5000-series-mobile-processors-with-radeon-graphics-cezanne:various :various "},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"ryzen-5000-series-mobile-processors-with-radeon-graphics-lucienne","product_name":"Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”","version_start":"various ","version_start_inclusive":true,"version_end":"various ","version_end_inclusive":true,"cpe23_uri":"cve5:amd:ryzen-5000-series-mobile-processors-with-radeon-graphics-lucienne:various :various "}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2023-05-09T19:01:38.204000Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-06-24T00:31:49.653458Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:49.653458Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:49.653458Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:49.653458Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:49.653458Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:49.653458Z","label":"CVSS score revised","source":"vulnrichment"}]}