{"id":"CVE-2025-54508","aliases":["EUVD-2025-211292"],"status":"published","description":"Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.","severity":{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N","level":"medium","assessor":"cna","from":"cve"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-179"],"published":"2026-11-10T21:44:05Z","modified":"2026-11-10T21:44:05Z","products":[{"vendor":"amd","product":"amd epyc™ 9005 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 9005 series processors"}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3037.html"}],"sources":{"cve":[{"id":"CVE-2025-54508","description":"Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.","status":"published","published":"2026-11-10T21:44:05.041Z","modified":"2026-11-10T21:44:05.041Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-179"],"updated_at":"2026-11-10T22:48:49.825884Z"}],"euvd":[{"id":"EUVD-2025-211292","description":"Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.","status":"published","published":"2026-11-10T21:44:05Z","modified":"2026-11-10T21:44:05Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N","level":"medium"}],"updated_at":"2026-11-10T23:24:18.784503Z"}],"nvd":[{"id":"CVE-2025-54508","description":"Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.","status":"published","published":"2026-11-10T22:17:46.807Z","modified":"2026-11-10T22:17:46.807Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/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":"medium","assessor":"secondary"}],"cwes":["CWE-179"],"updated_at":"2026-11-11T00:21:54.825455Z"}]}}