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Vulnerability Details :

CVE-2025-29946

Assigner-AMD

Assigner Org ID-b58fc414-a1e4-4f92-9d70-1add41838648

Published At-10 Feb, 2026 | 19:15

Updated At-10 Feb, 2026 | 21:42

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:AMD

Assigner Org ID:b58fc414-a1e4-4f92-9d70-1add41838648

Published At:10 Feb, 2026 | 19:15

Updated At:10 Feb, 2026 | 21:42

▼CVE Numbering Authority (CNA)

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory.

Affected Products

Vendor

Advanced Micro Devices, Inc.

Product

AMD EPYC™ 9005 Series Processors

Default Status

affected

Versions

Unaffected

TurinPI 1.0.0.6

Vendor

Advanced Micro Devices, Inc.

Product

AMD EPYC™ Embedded 9005 Series Processors

Default Status

affected

Versions

Unaffected

EmbTurinPI-SP5_1.0.0.1

Problem Types

Type	CWE ID	Description
CWE	CWE-1301	CWE-1301 Insufficient or Incomplete Data Removal within Hardware Component

Type: CWE

CWE ID: CWE-1301

Description: CWE-1301 Insufficient or Incomplete Data Removal within Hardware Component

Metrics

Version	Base score	Base severity	Vector
4.0	4.5	MEDIUM	CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N

Version: 4.0

Base score: 4.5

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N

References

Hyperlink	Resource
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html	N/A

Hyperlink: https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html

Resource: N/A

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Metrics Other Info

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:psirt@amd.com

Published At:10 Feb, 2026 | 20:16

Updated At:10 Feb, 2026 | 21:51

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	4.5	MEDIUM	CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/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

Type: Secondary

Version: 4.0

Base score: 4.5

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/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

Weaknesses

CWE ID	Type	Source
CWE-1301	Secondary	psirt@amd.com

CWE ID: CWE-1301

Type: Secondary

Source: psirt@amd.com

References

Hyperlink	Source	Resource
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html	psirt@amd.com	N/A

Hyperlink: https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html

Source: psirt@amd.com

Resource: N/A

CVE-2025-29946

Credits

Vendors

Products

Metrics (CVSS)

Weaknesses

Attack Patterns

Solution/Workaround

References

EPSS History

Score

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N/A

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N/A

Stakeholder-Specific Vulnerability Categorization (SSVC)

Affected Products

Unaffected

Unaffected

Problem Types

Metrics

Metrics Other Info

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Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

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Replaced By

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CISA Catalog

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Change History

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