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.
History

Fri, 15 May 2026 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 15 May 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd instinct Mi210
Amd instinct Mi300x
Amd instinct Mi325x
Amd radeon Pro V710
Vendors & Products Amd
Amd instinct Mi210
Amd instinct Mi300x
Amd instinct Mi325x
Amd radeon Pro V710

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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-05-15T11:33:11.565Z

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

Link: CVE-2026-0427

cve-icon Vulnrichment

Updated: 2026-05-15T11:33:00.084Z

cve-icon NVD

Status : Awaiting Analysis

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

Modified: 2026-05-15T14:10:17.083

Link: CVE-2026-0427

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T11:15:25Z