Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2023-20584

Published: Aug 13, 2024 | Modified: Aug 14, 2024
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
5.3 MODERATE
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2023-20584
CWEhttps://cwe.mitre.org/data/definitions/.html

IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity.

Affected Software

Name Vendor Start Version End Version
Red Hat Enterprise Linux 8 RedHat linux-firmware-0:20240827-124.git3cff7109.el8_10 *
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support RedHat linux-firmware-0:20240827-114.3.git3cff7109.el8_6 *
Red Hat Enterprise Linux 8.6 Telecommunications Update Service RedHat linux-firmware-0:20240827-114.3.git3cff7109.el8_6 *
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions RedHat linux-firmware-0:20240827-114.3.git3cff7109.el8_6 *
Red Hat Enterprise Linux 9 RedHat linux-firmware-0:20240905-143.3.el9_4 *
Red Hat Enterprise Linux 9.2 Extended Update Support RedHat linux-firmware-0:20240905-138.3.el9_2 *
Amd64-microcode Ubuntu upstream *

References

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