medium
4.9
Advisory Published
Updated

CVE-2023-31347

First published: Tue Feb 13 2024(Updated: )

Due to a code bug in Secure_TSC, SEV firmware may allow an attacker with high privileges to cause a guest to observe an incorrect TSC when Secure TSC is enabled potentially resulting in a loss of guest integrity.  

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
All of
Amd Epyc 7773x Firmware<milanpi_1.0.0.c
Amd Epyc 7773x
All of
Amd Epyc 7763 Firmware<milanpi_1.0.0.c
Amd Epyc 7763
All of
Amd Epyc 7713 Firmware<milanpi_1.0.0.c
Amd Epyc 7713
All of
Amd Epyc 7713p Firmware
Amd Epyc 7713p
All of
Amd Epyc 7663 Firmware<milanpi_1.0.0.c
Amd Epyc 7663
All of
Amd Epyc 7663p Firmware<milanpi_1.0.0.c
Amd Epyc 7663p
All of
Amd Epyc 7643 Firmware<milanpi_1.0.0.c
Amd Epyc 7643
All of
Amd Epyc 7643p Firmware<milanpi_1.0.0.c
Amd Epyc 7643p
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 7543 Firmware<milanpi_1.0.0.c
Amd Epyc 7543
All of
Amd Epyc 7543p Firmware<milanpi_1.0.0.c
Amd Epyc 7543p
All of
Amd Epyc 7513 Firmware<milanpi_1.0.0.c
Amd Epyc 7513
All of
Amd Epyc 7453 Firmware<milanpi_1.0.0.c
Amd Epyc 7453
All of
Amd Epyc 7473x Firmware<milanpi_1.0.0.c
Amd Epyc 7473x
All of
Amd Epyc 74f3 Firmware<milanpi_1.0.0.c
Amd Epyc 74f3
All of
Amd Epyc 7443 Firmware<milanpi_1.0.0.c
Amd Epyc 7443
All of
Amd Epyc 7443p Firmware<milanpi_1.0.0.c
Amd Epyc 7443p
All of
Amd Epyc 7413 Firmware<milanpi_1.0.0.c
Amd Epyc 7413
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 7343 Firmware<milanpi_1.0.0.c
Amd Epyc 7343
All of
Amd Epyc 7313 Firmware<milanpi_1.0.0.c
Amd Epyc 7313
All of
Amd Epyc 7313p Firmware<milanpi_1.0.0.c
Amd Epyc 7313p
All of
Amd Epyc 7303 Firmware<milanpi_1.0.0.c
Amd Epyc 7303
All of
Amd Epyc 7303p Firmware<milanpi_1.0.0.c
Amd Epyc 7303p
All of
Amd Epyc 72f3 Firmware<milanpi_1.0.0.c
Amd Epyc 72f3
All of
Amd Epyc 7203 Firmware<milanpi_1.0.0.c
Amd Epyc 72f3
All of
Amd Epyc 7203p Firmware<milanpi_1.0.0.c
Amd Epyc 7203p
All of
Amd Epyc 8024p Firmware<genoapi_1.0.0.b
Amd Epyc 8024p
All of
Amd Epyc 8024pn Firmware<genoapi_1.0.0.b
Amd Epyc 8024pn
All of
Amd Epyc 8124p Firmware<genoapi_1.0.0.b
Amd Epyc 8124p
All of
Amd Epyc 8124pn Firmware<genoapi_1.0.0.b
Amd Epyc 8124pn
All of
Amd Epyc 8224p Firmware<genoapi_1.0.0.b
Amd Epyc 8224p
All of
Amd Epyc 8224pn Firmware<genoapi_1.0.0.b
Amd Epyc 8224pn
All of
Amd Epyc 8324p Firmware<genoapi_1.0.0.b
Amd Epyc 8324p
All of
Amd Epyc 8324pn Firmware<genoapi_1.0.0.b
Amd Epyc 8324pn
All of
Amd Epyc 8434p Firmware<genoapi_1.0.0.b
Amd Epyc 8434p
All of
Amd Epyc 8434pn Firmware<genoapi_1.0.0.b
Amd Epyc 8434pn
All of
Amd Epyc 8534p Firmware<genoapi_1.0.0.b
Amd Epyc 8534p
All of
Amd Epyc 8534pn Firmware<genoapi_1.0.0.b
Amd Epyc 8534pn
All of
Amd Epyc 9124 Firmware<genoapi_1.0.0.b
Amd Epyc 9124
All of
Amd Epyc 9224 Firmware<genoapi_1.0.0.b
Amd Epyc 9224
All of
Amd Epyc 9254 Firmware<genoapi_1.0.0.b
Amd Epyc 9254
All of
Amd Epyc 9334 Firmware<genoapi_1.0.0.b
Amd Epyc 9334
All of
Amd Epyc 9354 Firmware<genoapi_1.0.0.b
Amd Epyc 9354
All of
Amd Epyc 9354p Firmware<genoapi_1.0.0.b
Amd Epyc 9354p
All of
Amd Epyc 9174f Firmware<genoapi_1.0.0.b
Amd Epyc 9174f
All of
Amd Epyc 9184x Firmware<genoapi_1.0.0.b
Amd Epyc 9184x
All of
Amd Epyc 9274f Firmware<genoapi_1.0.0.b
Amd Epyc 9274f
All of
Amd Epyc 9374f Firmware<genoapi_1.0.0.b
Amd Epyc 9374f
All of
Amd Epyc 9384x Firmware<genoapi_1.0.0.b
Amd Epyc 9384x
All of
Amd Epyc 9474f Firmware<genoapi_1.0.0.b
Amd Epyc 9474f
All of
Amd Epyc 9454 Firmware<genoapi_1.0.0.b
Amd Epyc 9454
All of
Amd Epyc 9454p Firmware<genoapi_1.0.0.b
Amd Epyc 9454p
All of
Amd Epyc 9534 Firmware<genoapi_1.0.0.b
Amd Epyc 9534
All of
Amd Epyc 9554 Firmware<genoapi_1.0.0.b
Amd Epyc 9554
All of
Amd Epyc 9554p Firmware<genoapi_1.0.0.b
Amd Epyc 9554p
All of
Amd Epyc 9634 Firmware<genoapi_1.0.0.b
Amd Epyc 9634
All of
Amd Epyc 9654 Firmware<genoapi_1.0.0.b
Amd Epyc 9654
All of
Amd Epyc 9654p Firmware<genoapi_1.0.0.b
Amd Epyc 9654p
All of
Amd Epyc 9684x Firmware<genoapi_1.0.0.b
Amd Epyc 9684x

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