What’s Vulnerable › Vulnerabilities

CVE-2023-31351

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-06 · updated 2026-06-17
• Weakness: CWE-119

Description

Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.

Affected products

• AMD EPYC™ 7003 Series Processors: all versions
• AMD EPYC™ 8004 Series Processors: all versions
• AMD EPYC™ 9004 Series Processors: all versions
• AMD EPYC™ Embedded 7003 Series Processors: all versions
• AMD EPYC™ Embedded 9004 Series Processors: all versions

References

• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3014.html
• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html

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