CVE-2023-20585
Insuffient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised HV to trigger an out of bounds condition without RMP checks resulting in a potential loss of confidential guest integrity.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 5.6
- CVSS vector
- CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- EPSS probability
- 0.10%
- CWE
- CWE-788
- Published
- 2026-04-16
- Last modified
- 2026-04-16
Affected products
- AMD AMD EPYC™ 7003 Series Processors
- AMD AMD EPYC™ 9004 Series Processors
- AMD AMD EPYC™ Embedded 7003 Series Processors
- AMD AMD EPYC™ Embedded 9004 Series Processors
Weakness type
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