MEDIUMCVSS v4 4.0Vulnerability

CVE-2025-54508

Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Cvss score
4
Cvss severity
MEDIUM
Retrieved at
2026-11-10T23:34:23+00:00
Score
4
Last source
NVD
Cvss version
4.0
Cve id
CVE-2025-54508
Cvss vector
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
First seen by Signal
2026-11-10T23:31:41+00:00
Vector
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published at
2026-11-10T22:17:46.807
Last modified
2026-11-10T22:17:46.807

Related Entities (1)

HAS_WEAKNESS (1)

Related research

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CVE-2025-54508 (CVSS v4 4) — Ninja Signal Threat Intelligence | Ninja Signal