{"api_version":"1","generated_at":"2026-07-25T04:09:28+00:00","cve":"CVE-2025-54505","urls":{"html":"https://cve.report/CVE-2025-54505","api":"https://cve.report/api/cve/CVE-2025-54505.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-54505","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-54505"},"summary":{"title":"CVE-2025-54505","description":"A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.","state":"PUBLISHED","assigner":"AMD","published_at":"2026-04-27 16:16:28","updated_at":"2026-04-29 04:16:38"},"problem_types":["CWE-1420 CWE-1420  Exposure of Sensitive Information during Transient Execution"],"metrics":[{"version":"4.0","source":"psirt@amd.com","type":"Secondary","score":"2","severity":"LOW","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/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","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/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","baseScore":2,"baseSeverity":"LOW","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","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"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"2","severity":"LOW","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","data":{"attackComplexity":"LOW","attackVector":"LOCAL","baseScore":2,"baseSeverity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"references":[{"url":"http://xenbits.xen.org/xsa/advisory-488.html","name":"http://xenbits.xen.org/xsa/advisory-488.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7053.html","name":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7053.html","refsource":"psirt@amd.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-54505","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54505","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"AMD","product":"AMD EPYC™ 7001 Series Processors","version":"unaffected OS update","platforms":[]},{"source":"CNA","vendor":"AMD","product":"AMD EPYC™ Embedded 3000 Series Processors","version":"unaffected OS Update","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"54505","cve":"CVE-2025-54505","epss":"0.000110000","percentile":"0.014480000","score_date":"2026-05-05","updated_at":"2026-05-06 00:08:10"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-54505","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-04-27T16:04:59.813520Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-04-27T16:05:37.627Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"},{"providerMetadata":{"dateUpdated":"2026-04-29T03:04:47.232Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"http://xenbits.xen.org/xsa/advisory-488.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"defaultStatus":"affected","product":"AMD EPYC™ 7001 Series Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"OS update"}]},{"defaultStatus":"affected","product":"AMD EPYC™ Embedded 3000 Series Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"OS Update"}]}],"datePublic":"2026-04-27T15:15:36.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality. <br>"}],"value":"A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality."}],"metrics":[{"cvssV4_0":{"attackComplexity":"LOW","attackVector":"LOCAL","baseScore":2,"baseSeverity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1420","description":"CWE-1420  Exposure of Sensitive Information during Transient Execution","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-04-27T15:16:04.613Z","orgId":"b58fc414-a1e4-4f92-9d70-1add41838648","shortName":"AMD"},"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7053.html"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"AMD PSIRT Automation 1.0"}}},"cveMetadata":{"assignerOrgId":"b58fc414-a1e4-4f92-9d70-1add41838648","assignerShortName":"AMD","cveId":"CVE-2025-54505","datePublished":"2026-04-27T15:16:04.613Z","dateReserved":"2025-07-23T15:01:50.733Z","dateUpdated":"2026-04-29T03:04:47.232Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-27 16:16:28","lastModifiedDate":"2026-04-29 04:16:38","problem_types":["CWE-1420 CWE-1420  Exposure of Sensitive Information during Transient Execution"],"metrics":{"cvssMetricV40":[{"source":"psirt@amd.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/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","baseScore":2,"baseSeverity":"LOW","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","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"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"54505","Ordinal":"1","Title":"CVE-2025-54505","CVE":"CVE-2025-54505","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"54505","Ordinal":"1","NoteData":"A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.","Type":"Description","Title":"CVE-2025-54505"}]}}}