Bug 2244590 (CVE-2023-20592) - CVE-2023-20592 hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem
Summary: CVE-2023-20592 hw: amd: INVD instruction may lead to a loss of SEV-ES guest m...
Keywords:
Status: NEW
Alias: CVE-2023-20592
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2249668
Blocks: 2241228
TreeView+ depends on / blocked
 
Reported: 2023-10-17 07:23 UTC by Rohit Keshri
Modified: 2024-03-05 15:04 UTC (History)
7 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine (VM) memory integrity.
Clone Of:
Environment:
Last Closed:
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2024:0753 0 None None None 2024-02-08 18:35:04 UTC
Red Hat Product Errata RHSA-2024:0978 0 None None None 2024-02-26 09:37:51 UTC
Red Hat Product Errata RHSA-2024:0979 0 None None None 2024-02-26 09:29:40 UTC
Red Hat Product Errata RHSA-2024:1112 0 None None None 2024-03-05 15:04:15 UTC

Description Rohit Keshri 2023-10-17 07:23:08 UTC 
Improper or unexpected behavior of the INVD in some of AMD CPU's may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine (VM) memory integrity.

Reference:
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3005.html
Comment 3 Rohit Keshri 2023-11-14 17:44:16 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2249668]
Comment 6 errata-xmlrpc 2024-02-08 18:35:03 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2024:0753 https://access.redhat.com/errata/RHSA-2024:0753
Comment 7 errata-xmlrpc 2024-02-26 09:29:39 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7.7 Advanced Update Support

Via RHSA-2024:0979 https://access.redhat.com/errata/RHSA-2024:0979
Comment 8 errata-xmlrpc 2024-02-26 09:37:50 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7.6 Advanced Update Support

Via RHSA-2024:0978 https://access.redhat.com/errata/RHSA-2024:0978
Comment 9 errata-xmlrpc 2024-03-05 15:04:14 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Extended Update Support

Via RHSA-2024:1112 https://access.redhat.com/errata/RHSA-2024:1112
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