{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-28248","sourceIdentifier":"psirt@amd.com","published":"2026-11-10T22:18:32.357","lastModified":"2026-11-10T22:18:32.357","vulnStatus":"Received","cveTags":[],"descriptions":[{"lang":"en","value":"Improper enforcement of behavioral workflow in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to potentially launch a guest whose attestation report contains an ID key digest for an ID block that doesn't match the guest's measurement resulting in loss of integrity."}],"affected":[{"source":"psirt@amd.com","affectedData":[{"vendor":"AMD","product":"AMD EPYC™ 9004 Series Processors","defaultStatus":"affected","versions":[{"version":"GenoaPI_1.0.0.J","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ 7003 Series Processors","defaultStatus":"affected","versions":[{"version":"MilanPI-SP3_1.0.0.K","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ 9005 Series Processors","defaultStatus":"affected","versions":[{"version":"TurinPI_1.0.0.B","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ 8004 Series Processors","defaultStatus":"affected","versions":[{"version":"GenoaPI_1.0.0.J","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ 8005 Series Processors","defaultStatus":"affected","versions":[{"version":"TurinPI_1.0.0.B","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ Embedded 7003 Series Processors","defaultStatus":"affected","versions":[{"version":"EmbMilanPI-SP3 1.0.0.E","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ Embedded 9004  Series Processors (formerly codenamed \"Genoa\")","defaultStatus":"affected","versions":[{"version":"EmbeddedGenoaPI_1.0.0.E","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed \"Bergamo\")","defaultStatus":"affected","versions":[{"version":"EmbeddedGenoaPI_1.0.0.E","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ Embedded 8004 Series Processors","defaultStatus":"affected","versions":[{"version":"EmbeddedGenoaPI_1.0.0.E","status":"unaffected"}]},{"vendor":"AMD","product":"AMD EPYC™ Embedded 9005 Series Processors","defaultStatus":"affected","versions":[{"version":"EmbeddedTurinPI_SP5_1005","status":"unaffected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"psirt@amd.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/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","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}]},"weaknesses":[{"source":"psirt@amd.com","type":"Secondary","description":[{"lang":"en","value":"CWE-841"}]}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3038.html","source":"psirt@amd.com"}]}}