high
7.9
CWE
119 787
Advisory Published
Updated

CVE-2024-21980: Buffer Overflow

First published: Mon Aug 05 2024(Updated: )

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
All of
AMD EPYC 7203 Firmware<milanpi_1.0.0.d
AMD EPYC 7203 Firmware
All of
AMD EPYC Firmware<milanpi_1.0.0.d
AMD EPYC 7203P Firmware
All of
AMD EPYC 72F3 Firmware<milanpi_1.0.0.d
AMD EPYC 72F3 Firmware
All of
AMD EPYC 7303 Firmware<milanpi_1.0.0.d
AMD EPYC 7303 Firmware
All of
AMD EPYC 7303P Firmware<milanpi_1.0.0.d
AMD EPYC 7303P
All of
AMD EPYC Firmware<milanpi_1.0.0.d
AMD EPYC 7313 Firmware
All of
AMD EPYC 7313P Firmware<milanpi_1.0.0.d
AMD EPYC 7313P Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.d
AMD EPYC 7343 Firmware
All of
AMD EPYC 73F3 Firmware<milanpi_1.0.0.d
AMD EPYC 73F3 Firmware
All of
AMD EPYC 7373X Firmware<milanpi_1.0.0.d
AMD EPYC 7373X Firmware
All of
AMD EPYC 7413 Firmware<milanpi_1.0.0.d
AMD EPYC 7413 Firmware
All of
AMD EPYC 7443P Firmware<milanpi_1.0.0.d
AMD EPYC 7443P
All of
AMD EPYC 7443P Firmware<milanpi_1.0.0.d
AMD EPYC 7443P Firmware
All of
AMD EPYC 74F3 Firmware<milanpi_1.0.0.d
AMD EPYC 74F3 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.d
AMD EPYC Server
All of
AMD EPYC 7473X Firmware<milanpi_1.0.0.d
AMD EPYC 7473X Firmware
All of
AMD EPYC 7513 Firmware<milanpi_1.0.0.d
AMD EPYC 7513 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.d
AMD EPYC 7543 Firmware
All of
AMD EPYC 7543P Firmware<milanpi_1.0.0.d
AMD EPYC 7543P Firmware
All of
AMD EPYC 75F3 Firmware<milanpi_1.0.0.d
AMD EPYC 75F3 Firmware
All of
AMD EPYC 7573X Firmware<milanpi_1.0.0.d
AMD EPYC 7573X Firmware
All of
AMD EPYC 7643P Firmware<milanpi_1.0.0.d
AMD EPYC 7643 Firmware
All of
AMD EPYC 7773X Firmware<milanpi_1.0.0.d
AMD EPYC 7773X Firmware
All of
AMD EPYC Firmware<milanpi_1.0.0.d
AMD EPYC 7643P Firmware
All of
AMD EPYC 7663 Firmware<milanpi_1.0.0.d
AMD EPYC 7663 Firmware
All of
AMD EPYC 7663P Firmware<milanpi_1.0.0.d
AMD EPYC 7663P Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.d
AMD EPYC 7713 Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.d
AMD EPYC 7713P Firmware
All of
AMD EPYC 7763 Firmware<milanpi_1.0.0.d
AMD EPYC 7763 Firmware
All of
AMD EPYC 8024PN Firmware<genoapi_1.0.0.c
AMD EPYC 8024PN Firmware
All of
AMD EPYC 8024PN Firmware<genoapi_1.0.0.c
AMD EPYC 8024PN Firmware
All of
AMD EPYC 8124PN<genoapi_1.0.0.c
AMD EPYC 8124PN Firmware
All of
AMD EPYC Firmware<genoapi_1.0.0.c
AMD EPYC 8124P Firmware
All of
AMD EPYC 8224PN Firmware<genoapi_1.0.0.c
AMD EPYC 8224PN Firmware
All of
AMD EPYC 8224PN Firmware<genoapi_1.0.0.c
AMD EPYC 8224P Firmware
All of
AMD EPYC 8324PN Firmware<genoapi_1.0.0.c
AMD EPYC 8324PN Firmware
All of
AMD EPYC 8324P Firmware<genoapi_1.0.0.c
AMD EPYC 8324P Firmware
All of
AMD EPYC 8434P Firmware<genoapi_1.0.0.c
AMD EPYC 8434PN Firmware
All of
AMD EPYC 8434P Firmware<genoapi_1.0.0.c
AMD EPYC 8434P Firmware
All of
AMD EPYC 8534PN Firmware<genoapi_1.0.0.c
AMD EPYC 8534PN Firmware
All of
AMD EPYC Firmware<genoapi_1.0.0.c
AMD EPYC 8534P Firmware
All of
AMD EPYC 9734 Firmware<genoapi_1.0.0.c
AMD EPYC 9734 Firmware
All of
AMD EPYC 9754S Firmware<genoapi_1.0.0.c
AMD EPYC 9754S Firmware
All of
Amd Epyc Server Firmware<genoapi_1.0.0.c
AMD EPYC 9754 Firmware
All of
AMD EPYC 9184X Firmware<genoapi_1.0.0.c
AMD EPYC 9184X firmware
All of
AMD EPYC 9384X Firmware<genoapi_1.0.0.c
AMD EPYC 9384X Firmware
All of
AMD EPYC 9684X Firmware<genoapi_1.0.0.c
AMD EPYC 9684X Firmware
All of
AMD EPYC 9124 Firmware<genoapi_1.0.0.c
AMD EPYC 9124 Firmware
All of
AMD EPYC 9174F Firmware<genoapi_1.0.0.c
AMD EPYC 9174F Firmware
All of
AMD EPYC 9224 Firmware<genoapi_1.0.0.c
AMD EPYC 9224
All of
AMD EPYC 9254 Firmware<genoapi_1.0.0.c
AMD EPYC 9254 Firmware
All of
AMD EPYC 9274F Firmware<genoapi_1.0.0.c
AMD EPYC 9274F Firmware
All of
AMD EPYC 9334 firmware<genoapi_1.0.0.c
AMD EPYC 9334 firmware
All of
AMD EPYC 9354 Firmware<genoapi_1.0.0.c
AMD EPYC 9354P
All of
AMD EPYC 9354P Firmware<genoapi_1.0.0.c
AMD EPYC 9354P
All of
AMD EPYC 9374F Firmware<genoapi_1.0.0.c
AMD EPYC 9374F Firmware
All of
AMD EPYC 9454P Firmware<genoapi_1.0.0.c
AMD EPYC 9454P
All of
AMD EPYC 9454P Firmware<genoapi_1.0.0.c
AMD EPYC 9454P Firmware
All of
AMD EPYC 9474F Firmware<genoapi_1.0.0.c
AMD Epyc 9474F Firmware
All of
AMD EPYC 9534 Firmware<genoapi_1.0.0.c
AMD EPYC 9534 Firmware
All of
AMD EPYC 9554P Firmware<genoapi_1.0.0.c
AMD EPYC 9554 Firmware
All of
AMD EPYC 9554P Firmware<genoapi_1.0.0.c
AMD EPYC 9554P
All of
AMD EPYC 9634 Firmware<genoapi_1.0.0.c
AMD EPYC 9634 Firmware
All of
AMD EPYC 9654 Firmware<genoapi_1.0.0.c
AMD EPYC 9654 firmware
All of
AMD EPYC 9654P Firmware<genoapi_1.0.0.c
AMD EPYC 9654P Firmware
All of
Amd Epyc Embedded Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7313p
All of
Amd Epyc Embedded 7313p Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7313p Firmware
All of
Amd Epyc Embedded 7413 Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7413 Firmware
All of
AMD EPYC Embedded 7443 Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7443p
All of
Amd Epyc Embedded 7443p Firmware<embmilanpi-sp3_1.0.0.9
AMD Epyc Embedded 7443p
All of
Amd Epyc Embedded 7543 Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7543 Firmware
All of
Amd Epyc Embedded 7543p Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7543p Firmware
All of
AMD EPYC 7643P Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7643
All of
Amd Epyc Embedded 7713 Firmware<embmilanpi-sp3_1.0.0.9
Amd Epyc Embedded 7713p
All of
Amd Epyc Embedded 7713p Firmware<embmilanpi-sp3_1.0.0.9
AMD Epyc Embedded 7713p
All of
Amd Epyc Embedded 9124 Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9124 Firmware
All of
Amd Epyc Embedded 9254 Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9254 Firmware
All of
Amd Epyc Embedded 9354p Firmware<embgenoapi-sp5_1.0.0.7
AMD EPYC Embedded 9354P
All of
Amd Epyc Embedded 9354p Firmware<embgenoapi-sp5_1.0.0.7
AMD EPYC 9354P
All of
Amd Epyc Embedded 9454 Firmware<embgenoapi-sp5_1.0.0.7
AMD Epyc Embedded 9454
All of
Amd Epyc Embedded 9454p Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9454p Firmware
All of
Amd Epyc Embedded 9534 Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9534 Firmware
All of
Amd Epyc Embedded 9554 Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9554 Firmware
All of
AMD EPYC Embedded 9554P Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9554p Firmware
All of
Amd Epyc Embedded 9654 Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9654 Firmware
All of
Amd Epyc Embedded 9654p Firmware<embgenoapi-sp5_1.0.0.7
Amd Epyc Embedded 9654p Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2024-21980?

    The severity of CVE-2024-21980 is categorized as high due to its potential to compromise confidentiality and integrity.

  • How do I fix CVE-2024-21980?

    To fix CVE-2024-21980, update the affected AMD EPYC firmware to a version that addresses the vulnerability.

  • Which software is affected by CVE-2024-21980?

    CVE-2024-21980 affects multiple versions of AMD EPYC firmware, specifically versions prior to milanpi_1.0.0.d and genoapi_1.0.0.c.

  • What types of attacks could exploit CVE-2024-21980?

    CVE-2024-21980 could be exploited by a malicious hypervisor to perform unauthorized write operations, leading to potential data breaches.

  • When was CVE-2024-21980 published?

    CVE-2024-21980 was published on August 9, 2024.

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