Medium severity · published May 15, 2026
CVE-2026-0427
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…
4.6
CVSS
0.1%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
AMD Instinct™ MI210 · AMD
All versions, or not specified · source: vendor
AI
AMD Instinct™ MI300X · AMD
All versions, or not specified · source: vendor
AI
AMD Instinct™ MI325X · AMD
All versions, or not specified · source: vendor
AR
AMD Radeon™ PRO V710 · AMD
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0427
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0427
www.amd.com
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html
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