CVE-2025-29943

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-29943", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "state": "PUBLISHED", "assignerShortName": "AMD", "dateReserved": "2025-03-12T15:15:04.910Z", "datePublished": "2026-01-16T15:46:08.641Z", "dateUpdated": "2026-01-16T15:54:30.327Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2026-01-16T15:46:08.641Z"}, "affected": [{"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 9004 Series Processors", "versions": [{"version": "Genoa++_1.0.0.H", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 9005 Series Processors", "versions": [{"version": "TurinPI_1.0.0.6", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 8004 Series Processors", "versions": [{"version": "Genoa++_1.0.0.H", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 7003 Series Processors", "versions": [{"version": "EmbMilanPI-SP3 v9 1.0.0.C", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 9005 Series Processors", "versions": [{"version": "EmbTurinPI-SP5_1.0.0.1", "status": "unaffected"}]}], "datePublic": "2026-01-16T15:43:39.487Z", "descriptions": [{"lang": "en", "value": "Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest.", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest.<br>"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-123", "description": "CWE-123 Write-what-where Condition", "lang": "en", "type": "CWE"}]}], "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3027.html"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "AMD PSIRT Automation 1.0"}, "metrics": [{"cvssV4_0": {"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:L/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "baseScore": 4.6, "baseSeverity": "MEDIUM"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-01-16T15:54:08.972760Z", "id": "CVE-2025-29943", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-16T15:54:30.327Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-29943", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-16T15:54:08.972760Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-16T15:54:18.919Z"}}], "cna": {"source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 4.6, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "privilegesRequired": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "AMD", "product": "AMD EPYC\u2122 9004 Series Processors", "versions": [{"status": "unaffected", "version": "Genoa++_1.0.0.H"}], "defaultStatus": "affected"}, {"vendor": "AMD", "product": "AMD EPYC\u2122 9005 Series Processors", "versions": [{"status": "unaffected", "version": "TurinPI_1.0.0.6"}], "defaultStatus": "affected"}, {"vendor": "AMD", "product": "AMD EPYC\u2122 8004 Series Processors", "versions": [{"status": "unaffected", "version": "Genoa++_1.0.0.H"}], "defaultStatus": "affected"}, {"vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 7003 Series Processors", "versions": [{"status": "unaffected", "version": "EmbMilanPI-SP3 v9 1.0.0.C"}], "defaultStatus": "affected"}, {"vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 9005 Series Processors", "versions": [{"status": "unaffected", "version": "EmbTurinPI-SP5_1.0.0.1"}], "defaultStatus": "affected"}], "datePublic": "2026-01-16T15:43:39.487Z", "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3027.html"}], "x_generator": {"engine": "AMD PSIRT Automation 1.0"}, "descriptions": [{"lang": "en", "value": "Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest.", "supportingMedia": [{"type": "text/html", "value": "Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest.<br>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-123", "description": "CWE-123 Write-what-where Condition"}]}], "providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2026-01-16T15:46:08.641Z"}}}, "cveMetadata": {"cveId": "CVE-2025-29943", "state": "PUBLISHED", "dateUpdated": "2026-01-16T15:54:30.327Z", "dateReserved": "2025-03-12T15:15:04.910Z", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "datePublished": "2026-01-16T15:46:08.641Z", "assignerShortName": "AMD"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "AMD EPYC\u2122 9004 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "Genoa++_1.0.0.H"}]}, {"defaultStatus": "affected", "product": "AMD EPYC\u2122 9005 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "TurinPI_1.0.0.6"}]}, {"defaultStatus": "affected", "product": "AMD EPYC\u2122 8004 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "Genoa++_1.0.0.H"}]}, {"defaultStatus": "affected", "product": "AMD EPYC\u2122 Embedded 7003 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "EmbMilanPI-SP3 v9 1.0.0.C"}]}, {"defaultStatus": "affected", "product": "AMD EPYC\u2122 Embedded 9005 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "EmbTurinPI-SP5_1.0.0.1"}]}], "source": "psirt@amd.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest."}, {"lang": "es", "value": "Escriba cu\u00e1l era la condici\u00f3n dentro de las CPUs de AMD que podr\u00eda permitir a un atacante con privilegios de administrador modificar la configuraci\u00f3n del pipeline de la CPU, lo que podr\u00eda resultar en la corrupci\u00f3n del puntero de pila dentro de un invitado SEV-SNP."}], "id": "CVE-2025-29943", "lastModified": "2026-06-17T09:05:56.157", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.6, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "LOW", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "psirt@amd.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-29943", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-01-16T15:54:08.972760Z", "version": "2.0.3"}}]}, "published": "2026-01-16T16:15:53.403", "references": [{"source": "psirt@amd.com", "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3027.html"}], "sourceIdentifier": "psirt@amd.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-123"}], "source": "psirt@amd.com", "type": "Secondary"}]}

{"bugzilla": {"description": "AMD EPYC\u2122 9004 Series Processors: From CVEorg collector", "id": "2430399", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2430399"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.2", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N", "status": "draft"}, "cwe": "CWE-123", "details": ["Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest."], "name": "CVE-2025-29943", "public_date": "2026-01-16T15:46:08Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-29943\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-29943\nhttps://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3027.html"], "threat_severity": "Low"}

{"created": "2026-01-19T09:20:41.743664+00:00", "updated": "2026-01-19T09:20:41.743692+00:00", "vendors": ["amd", "amd$PRODUCT$epyc", "amd$PRODUCT$epyc_8004", "amd$PRODUCT$epyc_9004", "amd$PRODUCT$epyc_9005", "amd$PRODUCT$epyc_embedded_7003", "amd$PRODUCT$epyc_embedded_9005"]}