CVE-2023-31356

MEDIUM

SEV - Memory Corruption

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 4.4
EPSS 0.0003
EPSS Percentile 8.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-459
Status published
Products (4)
AMD/AMD EPYC™ 7003 Processors MilanPI 1.0.0.C
AMD/AMD EPYC™ 9004 Processors GenoaPI 1.0.0.B
AMD/AMD EPYC™ Embedded 7003 "EmbMilanPI-SP3 1.0.0.8"
AMD/AMD EPYC™ Embedded 9004 EmbGenoaPI-SP5 1.0.0.6
Published Aug 13, 2024
Tracked Since Feb 18, 2026