CVE-2023-31346
Published Nov 18, 2023
·Updated
Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests.
Affected Software
126 affected components
All of the following
AMD Epyc 7773x Firmware<milanpi_1.0.0.c
AMD Epyc 7773x
All of the following
AMD Epyc 7763 Firmware<milanpi_1.0.0.c
AMD Epyc 7763
All of the following
AMD Epyc 7713 Firmware<milanpi_1.0.0.c
AMD Epyc 7713
All of the following
AMD Epyc 7713p Firmware<milanpi_1.0.0.c
AMD Epyc 7713p
All of the following
AMD Epyc 7663 Firmware<milanpi_1.0.0.c
AMD Epyc 7663
All of the following
AMD Epyc 7663p Firmware<milanpi_1.0.0.c
AMD Epyc 7663p
All of the following
AMD Epyc 7643 Firmware<milanpi_1.0.0.c
AMD Epyc 7643
All of the following
AMD Epyc 7643p Firmware<milanpi_1.0.0.c
AMD Epyc 7643p
All of the following
AMD Epyc 7573x Firmware<milanpi_1.0.0.c
AMD Epyc 7573x
All of the following
AMD Epyc 75f3 Firmware<milanpi_1.0.0.c
AMD Epyc 75f3
All of the following
AMD Epyc 7543 Firmware<milanpi_1.0.0.c
AMD Epyc 7543
All of the following
AMD Epyc 7543p Firmware<milanpi_1.0.0.c
AMD Epyc 7543p
All of the following
AMD Epyc 7513 Firmware<milanpi_1.0.0.c
AMD Epyc 7513
All of the following
AMD Epyc 7453 Firmware<milanpi_1.0.0.c
AMD Epyc 7453
All of the following
AMD Epyc 7473x Firmware<milanpi_1.0.0.c
AMD Epyc 7473x
All of the following
AMD Epyc 74f3 Firmware<milanpi_1.0.0.c
AMD Epyc 74f3
All of the following
AMD Epyc 7443 Firmware<milanpi_1.0.0.c
AMD Epyc 7443
All of the following
AMD Epyc 7443p Firmware<milanpi_1.0.0.c
AMD Epyc 7443p
All of the following
AMD Epyc 7413 Firmware<milanpi_1.0.0.c
AMD Epyc 7413
All of the following
AMD Epyc 7373x Firmware<milanpi_1.0.0.c
AMD Epyc 7373x
All of the following
AMD Epyc 73f3 Firmware<milanpi_1.0.0.c
AMD Epyc 73f3
All of the following
AMD Epyc 7343 Firmware<milanpi_1.0.0.c
AMD Epyc 7343
All of the following
AMD Epyc 7313 Firmware<milanpi_1.0.0.c
AMD Epyc 7313
All of the following
AMD Epyc 7313p Firmware<milanpi_1.0.0.c
AMD Epyc 7313p
All of the following
AMD Epyc 7303 Firmware<milanpi_1.0.0.c
AMD Epyc 7303
All of the following
AMD Epyc 7303p Firmware<milanpi_1.0.0.c
AMD Epyc 7303p
All of the following
AMD Epyc 72f3 Firmware<milanpi_1.0.0.c
AMD Epyc 72f3
All of the following
AMD Epyc 7203 Firmware<milanpi_1.0.0.c
AMD Epyc 72f3
All of the following
AMD Epyc 7203p Firmware<milanpi_1.0.0.c
AMD Epyc 7203p
All of the following
AMD Epyc 8024p Firmware<genoapi_1.0.0.b
AMD Epyc 8024p
All of the following
AMD Epyc 8024pn Firmware<genoapi_1.0.0.b
AMD Epyc 8024pn
All of the following
AMD Epyc 8124p Firmware<genoapi_1.0.0.b
AMD Epyc 8124p
All of the following
AMD Epyc 8124pn Firmware<genoapi_1.0.0.b
AMD Epyc 8124pn
All of the following
AMD Epyc 8224p Firmware<genoapi_1.0.0.b
AMD Epyc 8224p
All of the following
AMD Epyc 8224pn Firmware<genoapi_1.0.0.b
AMD Epyc 8224pn
All of the following
AMD Epyc 8324p Firmware<genoapi_1.0.0.b
AMD Epyc 8324p
All of the following
AMD Epyc 8324pn Firmware<genoapi_1.0.0.b
AMD Epyc 8324pn
All of the following
AMD Epyc 8434p Firmware<genoapi_1.0.0.b
AMD Epyc 8434p
All of the following
AMD Epyc 8434pn Firmware<genoapi_1.0.0.b
AMD Epyc 8434pn
All of the following
AMD Epyc 8534p Firmware<genoapi_1.0.0.b
AMD Epyc 8534p
All of the following
AMD Epyc 8534pn Firmware<genoapi_1.0.0.b
AMD Epyc 8534pn
All of the following
AMD Epyc 9124 Firmware<genoapi_1.0.0.b
AMD Epyc 9124
All of the following
AMD Epyc 9224 Firmware<genoapi_1.0.0.b
AMD Epyc 9224
All of the following
AMD Epyc 9254 Firmware<genoapi_1.0.0.b
AMD Epyc 9254
All of the following
AMD Epyc 9334 Firmware<genoapi_1.0.0.b
AMD Epyc 9334
All of the following
AMD Epyc 9354 Firmware<genoapi_1.0.0.b
AMD Epyc 9354
All of the following
AMD Epyc 9354p Firmware<genoapi_1.0.0.b
AMD Epyc 9354p
All of the following
AMD Epyc 9174f Firmware<genoapi_1.0.0.b
AMD Epyc 9174f
All of the following
AMD Epyc 9184x Firmware<genoapi_1.0.0.b
AMD Epyc 9184x
All of the following
AMD Epyc 9274f Firmware<genoapi_1.0.0.b
AMD Epyc 9274f
All of the following
AMD Epyc 9374f Firmware<genoapi_1.0.0.b
AMD Epyc 9374f
All of the following
AMD Epyc 9384x Firmware<genoapi_1.0.0.b
AMD Epyc 9384x
All of the following
AMD Epyc 9474f Firmware<genoapi_1.0.0.b
AMD Epyc 9474f
All of the following
AMD Epyc 9454 Firmware<genoapi_1.0.0.b
AMD Epyc 9454
All of the following
AMD Epyc 9454p Firmware<genoapi_1.0.0.b
AMD Epyc 9454p
All of the following
AMD Epyc 9534 Firmware<genoapi_1.0.0.b
AMD Epyc 9534
All of the following
AMD Epyc 9554 Firmware<genoapi_1.0.0.b
AMD Epyc 9554
All of the following
AMD Epyc 9554p Firmware<genoapi_1.0.0.b
AMD Epyc 9554p
All of the following
AMD Epyc 9634 Firmware<genoapi_1.0.0.b
AMD Epyc 9634
All of the following
AMD Epyc 9654 Firmware<genoapi_1.0.0.b
AMD Epyc 9654
All of the following
AMD Epyc 9654p Firmware<genoapi_1.0.0.b
AMD Epyc 9654p
All of the following
AMD Epyc 9684x Firmware<genoapi_1.0.0.b
AMD Epyc 9684x
IBM DS8A00( R10.0 - R10.1 )<=10.1.3.0 - 10.10.106.0
IBM DS8900F ( R9.4)<=89.40.83.0-89.44.5.0
Event History
Nov 18, 2023
Data Sourced
via Red Hat·06:52 PM
DescriptionSeverityAffected Software
Feb 13, 2024
CVE Published
via MITRE·07:18 PM
Data Sourced
via MITRE·07:18 PM
Description
Dec 18, 2025
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2023-31346?
CVE-2023-31346 is considered a high-severity vulnerability due to potential sensitive information exposure.
2
How do I fix CVE-2023-31346?
To mitigate CVE-2023-31346, update the affected AMD Epyc firmware to the latest version available that addresses the vulnerability.
3
Who is affected by CVE-2023-31346?
CVE-2023-31346 affects local authenticated users of certain AMD Epyc processors running vulnerable firmware versions.
4
What types of exploitation does CVE-2023-31346 allow?
CVE-2023-31346 allows an attacker to access stale data from other guests, potentially leading to information disclosure.
5
Which products are impacted by CVE-2023-31346?
Products impacted by CVE-2023-31346 include various AMD Epyc processor firmware versions, specifically below milanpi_1.0.0.c.