Improper resource reuse in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with hypervisor access to write to the Reverse Map Table (RMP) protected memory, potentially resulting in loss of guest memory integrity.

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History

Fri, 13 Nov 2026 00:30:00 +0000

Type Values Removed Values Added
Title Improper Resource Reuse in AMD SEV Firmware Enables Hypervisor RMP Write

Thu, 12 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd epyc 7003 Series Processors
Amd epyc 8004 Series Processors
Amd epyc 9004 Series Processors
Amd epyc 9005 Series Processors
Amd epyc Embedded 7003 Series Processors
Amd epyc Embedded 8004 Series Processors
Amd epyc Embedded 9004 Series Processors
Amd epyc Embedded 9005 Series Processors
Vendors & Products Amd
Amd epyc 7003 Series Processors
Amd epyc 8004 Series Processors
Amd epyc 9004 Series Processors
Amd epyc 9005 Series Processors
Amd epyc Embedded 7003 Series Processors
Amd epyc Embedded 8004 Series Processors
Amd epyc Embedded 9004 Series Processors
Amd epyc Embedded 9005 Series Processors

Thu, 12 Nov 2026 07:00:00 +0000

Type Values Removed Values Added
Title Hypervisor-Level RMP Write via Improper Resource Reuse in AMD SEV Firmware

Wed, 11 Nov 2026 16:00:00 +0000

Type Values Removed Values Added
Title Hypervisor-Level RMP Write via Improper Resource Reuse in AMD SEV Firmware

Tue, 10 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Description Improper resource reuse in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with hypervisor access to write to the Reverse Map Table (RMP) protected memory, potentially resulting in loss of guest memory integrity.
Weaknesses CWE-672
References
Metrics cvssV4_0

{'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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-11-12T23:43:13.444Z

Reserved: 2025-06-17T16:53:10.413Z

Link: CVE-2025-52535

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T22:17:46.027

Modified: 2026-11-13T00:20:04.570

Link: CVE-2025-52535

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-13T00:15:11Z

Weaknesses