Vulnerability in AMD Epyc™ 7003 Series Processors
CVE-2023-20585
Insufficient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised hypervisor to trigger an out of bounds condition without RMP checks, resulting in a potential loss of confidential guest integrity.
Published · last modified .
EPSS exploit prediction
EPSS: 0.001 (0.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- AMD Epyc™ 7003 Series Processors — versions SEV FW 1.37.23
- AMD Epyc™ 9004 Series Processors — versions SEV FW 1.37.31
- AMD Epyc™ Embedded 7003 Series Processors — versions EmbMilanPI-SP3 1.0.0.B
- AMD Epyc™ Embedded 9004 Series Processors — versions EmbGenoaPI-1.0.0.A