Improper Resource Management in GPU Firmware by AMD

CVE-2026-0427

What is CVE-2026-0427?

A flaw in AMD's GPU firmware relates to improper cleanup of shared register resources, enabling an admin-privileged attacker from one Guest Virtual Machine (VM) to retrieve sensitive information or manage resources of another Guest VM. This vulnerability can lead to potential breaches in confidentiality, integrity, and availability, highlighting the critical need for robust security measures within virtualized environments.

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