medium
6.5
Advisory Published
CVE Published
Updated

CVE-2023-20592

First published: Tue Oct 17 2023(Updated: )

AMD Processors could provide weaker than expected security, caused by improper or unexpected behavior of the INVD instruction. A remote authenticated attacker could exploit this vulnerability to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
IBM QRadar SIEM<=7.5 - 7.5.0 UP9 IF03
IBM QRadar Incident Forensics<=7.5 - 7.5.0 UP9 IF03
All of
Amd Epyc Server Firmware
AMD EPYC 7001
All of
AMD EPYC 7251 Firmware
AMD EPYC 7251
All of
AMD EPYC 7261 Firmware
AMD Epyc 7261
All of
Amd Epyc Server Firmware
AMD EPYC 7281 Firmware
All of
Amd Epyc Server Firmware
AMD EPYC 7301 Firmware
All of
AMD EPYC 7351P Firmware
AMD EPYC 7351P Firmware
All of
AMD EPYC 7351P Firmware
AMD EPYC 7351P Firmware
All of
AMD EPYC 7371 Firmware
AMD EPYC 7371 Firmware
All of
Amd Epyc Server Firmware
AMD EPYC 7401
All of
AMD EPYC 7401P Firmware
AMD EPYC 7401P
All of
AMD EPYC 7451 Firmware
AMD EPYC 7451 Firmware
All of
AMD EPYC 7501 firmware
AMD EPYC 7501
All of
Amd Epyc Server Firmware
AMD EPYC 7551 Firmware
All of
AMD EPYC 7551P Firmware
AMD EPYC 7551P Firmware
All of
AMD EPYC 7601 Firmware
AMD EPYC 7601 Firmware
All of
AMD EPYC 7232p firmware
AMD EPYC 7232p firmware
All of
AMD EPYC 7252 Firmware
AMD EPYC 7252 Firmware
All of
AMD EPYC 7262 Firmware
AMD EPYC 7262 Firmware
All of
AMD EPYC 7272 firmware
AMD EPYC 7272 firmware
All of
AMD EPYC 7282 Firmware
AMD EPYC 7282
All of
Amd Epyc Server Firmware
AMD EPYC 7302P
All of
AMD EPYC 7302P Firmware
AMD EPYC 7302P
All of
AMD EPYC 7352 firmware
AMD EPYC 7352
All of
Amd Epyc Server Firmware
AMD EPYC 7402
All of
AMD EPYC 7402P Firmware
AMD EPYC 7402P
All of
AMD EPYC 7452 Firmware
AMD EPYC 7452
All of
Amd Epyc Server Firmware
AMD EPYC 7502
All of
AMD EPYC 7502P Firmware
AMD EPYC 7502P
All of
AMD EPYC 7532 Firmware
AMD EPYC 7532
All of
AMD EPYC 7542 Firmware
AMD EPYC 7542
All of
AMD EPYC 7552 Firmware
AMD EPYC Embedded 7552
All of
AMD EPYC 7642 Firmware
AMD EPYC 7642 Firmware
All of
AMD EPYC 7662 Firmware
AMD EPYC 7662
All of
AMD EPYC 7702 Firmware
AMD EPYC 7702
All of
AMD EPYC 7702 Firmware
AMD EPYC 7702p
All of
AMD EPYC 7742 firmware
AMD EPYC 7742 firmware
All of
AMD EPYC 7F32 Firmware
AMD EPYC 7F32 Firmware
All of
AMD EPYC 7F52 Firmware
AMD EPYC 7F52
All of
AMD EPYC 7F72 Firmware
AMD EPYC 7F72
All of
AMD EPYC 7H12 Firmware
AMD EPYC 7H12
All of
AMD EPYC 7763 Firmware<milanpi_1.0.0.c
AMD EPYC 7763 Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.c
AMD EPYC 7713P Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.c
AMD EPYC 7713
All of
amd epyc 7663p firmware<milanpi_1.0.0.c
amd epyc 7663p
All of
AMD EPYC 7663 Firmware<milanpi_1.0.0.c
AMD EPYC 7663 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
amd epyc 7643p
All of
AMD EPYC 7773X Firmware<milanpi_1.0.0.c
AMD EPYC 7773X
All of
AMD EPYC 7643 Firmware<milanpi_1.0.0.c
AMD EPYC 7643
All of
AMD EPYC 7573X Firmware<milanpi_1.0.0.c
AMD EPYC 7573X
All of
AMD EPYC 75F3 Firmware<milanpi_1.0.0.c
AMD EPYC 75F3
All of
AMD EPYC 7543P Firmware<milanpi_1.0.0.c
AMD EPYC 7543P Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7543 Firmware
All of
AMD EPYC 7513 Firmware<milanpi_1.0.0.c
AMD EPYC 7513
All of
AMD EPYC 7473X Firmware<milanpi_1.0.0.c
AMD EPYC 7473X
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7453
All of
AMD EPYC 74F3 Firmware<milanpi_1.0.0.c
AMD EPYC 74F3
All of
AMD EPYC 7443P Firmware<milanpi_1.0.0.c
AMD EPYC 7443P
All of
AMD EPYC 7443 Firmware<milanpi_1.0.0.c
AMD EPYC 7443
All of
AMD EPYC 7413 Firmware<milanpi_1.0.0.c
AMD EPYC 7413 Firmware
All of
AMD EPYC 7373X Firmware<milanpi_1.0.0.c
AMD EPYC 7373X
All of
AMD EPYC 73F3 Firmware<milanpi_1.0.0.c
AMD EPYC 73F3
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7343
All of
AMD EPYC 7313P Firmware<milanpi_1.0.0.c
AMD EPYC 7313P
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7313P
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
amd epyc 7303p
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
amd epyc 7303
All of
AMD EPYC 72F3 Firmware<milanpi_1.0.0.c
AMD EPYC 72F3 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
amd epyc 7203p
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
amd epyc 7203

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2023-20592?

    CVE-2023-20592 is classified as a medium severity vulnerability affecting certain AMD processors.

  • How do I fix CVE-2023-20592?

    To mitigate CVE-2023-20592, users should apply the firmware updates provided by AMD as detailed in the security bulletin.

  • What types of AMD processors are affected by CVE-2023-20592?

    CVE-2023-20592 affects specific models in the AMD Epyc family of processors.

  • Can CVE-2023-20592 be exploited remotely?

    Yes, CVE-2023-20592 can be exploited by a remote authenticated attacker under certain conditions.

  • What impact does CVE-2023-20592 have on virtual machines?

    CVE-2023-20592 could potentially lead to a loss of data integrity in guest virtual machines by affecting cache line write-back behavior.

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