Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
AMD AMD Instinct™ MI210 affected
Version Status Constraints
GIM 8.2.0.K unaffected —
AMD AMD Instinct™ MI300X affected
Version Status Constraints
GIM 8.2.0.K unaffected —
AMD AMD Instinct™ MI325X affected
Version Status Constraints
GIM 8.2.0.K unaffected —
AMD AMD Radeon™ PRO V710 affected
Version Status Constraints
Contact your AMD Customer Engineering representative unaffected —

No data.

No data.

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html cve-icon cve-icon
History

Fri, 15 May 2026 04:45:00 +0000

Type Values Removed Values Added
Title Improper cleanup of GPU shared register resources enabling cross‑VM data leakage

Fri, 15 May 2026 03:00:00 +0000

Type Values Removed Values Added
Description Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.
Weaknesses CWE-459
References
Metrics cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-05-15T02:51:22.457Z

Reserved: 2025-12-06T13:53:32.646Z

Link: CVE-2026-0427

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-15T03:16:22.873

Modified: 2026-05-15T03:16:22.873

Link: CVE-2026-0427

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T04:30:36Z

Weaknesses