Improper access control in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory integrity.
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html
Published: 2026-02-10
Updated: 2026-02-10
Base Score: 3.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:N
Severity: Low
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity: Medium
Base Score: 5.9
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N
Severity: Medium
EPSS: 0.00012