{"id":"CVE-2021-46792","state":"PUBLISHED","title":"Time-of-check Time-of-use (TOCTOU) in the","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","publishedAt":"2023-05-09T19:01:38.204Z","updatedAt":"2025-01-28T15:33:26.980Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"AMD","products":["AMD Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4","AMD Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics  “Cezanne” AM4","AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP","AMD Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5","AMD Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”","AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” ","AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”","AMD Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”"],"affected":[{"vendor":"AMD","product":"Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics  “Cezanne” AM4","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"Various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Ryzen™ 2000 Series Mobile 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SRAM reads upon\nan S3 resume event potentially leading to a denial of service.\n\n\n\n\n"}],"affected":[{"vendor":"AMD","product":"Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics  “Cezanne” AM4","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"Various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various 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