{"id":"CVE-2025-29950","aliases":["EUVD-2025-207461","GHSA-9q65-prr3-6hh3"],"status":"published","title":"Improper input validation in system management mode (SMM) could allow a privileged attacker to...","description":"Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00163,"percentile":0.05516,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1274"],"published":"2026-02-10T19:10:28Z","modified":"2026-06-17T09:05:56Z","products":[{"vendor":"amd","product":"amd epyc™ 7001 series processors"},{"vendor":"amd","product":"amd epyc™ 7002 series processors"},{"vendor":"amd","product":"amd epyc™ 7003 series processors"},{"vendor":"amd","product":"amd epyc™ 9004 series processors"},{"vendor":"amd","product":"amd epyc™ 9005 series processors"},{"vendor":"amd","product":"amd epyc™ 9v64h processor"},{"vendor":"amd","product":"amd epyc™ embedded 3000 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 7002 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 7003 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 8004 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 9004 series processors (formerly codenamed \"bergamo\")"},{"vendor":"amd","product":"amd epyc™ embedded 9004 series processors (formerly codenamed \"genoa\")"},{"vendor":"amd","product":"amd epyc™ embedded 9005 series processors"},{"vendor":"amd","product":"amd instinct™ mi300a"},{"vendor":"amd","product":"amd ryzen™ threadripper™ 7000 processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ 9000 processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 3000wx processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 5000 wx-series processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 7000 wx-series processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 9000 wx-series processors"}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html"},{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-29950"},{"url":"https://github.com/advisories/GHSA-9q65-prr3-6hh3"}],"sources":{"cve":[{"id":"CVE-2025-29950","description":"Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.","status":"published","published":"2026-02-10T19:10:28.112Z","modified":"2026-02-26T14:44:29.765Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-1274"],"updated_at":"2026-11-02T14:32:45.797843Z"}],"euvd":[{"id":"EUVD-2025-207461","description":"Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.","status":"published","published":"2026-02-10T19:10:28Z","modified":"2026-02-26T14:44:29Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:27.477434Z"}],"ghsa":[{"id":"GHSA-9q65-prr3-6hh3","title":"Improper input validation in system management mode (SMM) could allow a privileged attacker to...","description":"Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.","status":"published","published":"2026-02-10T21:31:30Z","modified":"2026-02-10T21:31:42Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-1274"],"updated_at":"2026-11-02T15:06:08.47148Z"}],"nvd":[{"id":"CVE-2025-29950","description":"Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.","status":"published","published":"2026-02-10T20:16:44.493Z","modified":"2026-06-17T09:05:56.733Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-1274"],"updated_at":"2026-11-02T14:11:59.832225Z"}]}}