CVE-2023-31356 — MEDIUM (4.4)

Vulnerability Description

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

CVSS Score

4.4

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-459

References

FAQ

What is CVE-2023-31356?

CVE-2023-31356 is a vulnerability with a CVSS score of 4.4 (MEDIUM). Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity.

How severe is CVE-2023-31356?

CVE-2023-31356 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-31356?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.