Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-31356

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
13/08/2024
Last modified:
15/04/2026

Description

Incomplete system memory cleanup in SEV firmware could<br /> allow a privileged attacker to corrupt guest private memory, potentially<br /> resulting in a loss of data integrity.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.40 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x
4.40
Severity 3.x
MEDIUM

References to Advisories, Solutions, and Tools