Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2023-20592

Published: Nov 14, 2023 | Modified: Jun 17, 2026
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
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
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2023-20592
CWEhttps://cwe.mitre.org/data/definitions/.html

Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.

Affected Software

NameVendorStart VersionEnd Version
Epyc_7001_firmwareAmd- (including)- (including)
Red Hat Enterprise Linux 7RedHatlinux-firmware-0:20200421-82.git78c0348.el7_9*
Red Hat Enterprise Linux 7.6 Advanced Update SupportRedHatlinux-firmware-0:20180911-69.3.git85c5d90.el7_6*
Red Hat Enterprise Linux 7.7 Advanced Update SupportRedHatlinux-firmware-0:20190429-75.gitddde598.el7_7*
Red Hat Enterprise Linux 8RedHatlinux-firmware-0:20230404-117.git2e92a49f.el8_8*
Red Hat Enterprise Linux 8RedHatlinux-firmware-0:20240111-121.gitb3132c18.el8*
Red Hat Enterprise Linux 8.2 Advanced Update SupportRedHatlinux-firmware-0:20240419-102.git055dfa8e.el8_2*
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRedHatlinux-firmware-0:20201218-105.git05789708.el8_4*
Red Hat Enterprise Linux 8.4 Telecommunications Update ServiceRedHatlinux-firmware-0:20201218-105.git05789708.el8_4*
Red Hat Enterprise Linux 8.4 Update Services for SAP SolutionsRedHatlinux-firmware-0:20201218-105.git05789708.el8_4*
Red Hat Enterprise Linux 8.6 Extended Update SupportRedHatlinux-firmware-0:20220210-114.git6342082c.el8_6*
Red Hat Enterprise Linux 9RedHatlinux-firmware-0:20230310-135.el9_2*
Red Hat Enterprise Linux 9.0 Extended Update SupportRedHatlinux-firmware-0:20220209-128.el9_0*
Amd64-microcodeUbuntubionic*
Amd64-microcodeUbuntuesm-infra-legacy/trusty*
Amd64-microcodeUbuntutrusty*
Amd64-microcodeUbuntutrusty/esm*
Amd64-microcodeUbuntuxenial*

References

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