Product:

Epyc_9454_firmware

(Amd)
Repositories

Unknown:

This might be proprietary software.
#Vulnerabilities 14
Date Id Summary Products Score Patch Annotated
2023-11-14 CVE-2021-46774 Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service. Epyc_7001_firmware, Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_7232p_firmware, Epyc_7251_firmware, Epyc_7252_firmware, Epyc_7261_firmware, Epyc_7262_firmware, Epyc_7272_firmware, Epyc_7281_firmware, Epyc_7282_firmware, Epyc_72f3_firmware, Epyc_7301_firmware, Epyc_7302_firmware, Epyc_7302p_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7351_firmware, Epyc_7351p_firmware, Epyc_7352_firmware, Epyc_7371_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7401_firmware, Epyc_7401p_firmware, Epyc_7402_firmware, Epyc_7402p_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7451_firmware, Epyc_7452_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7501_firmware, Epyc_7502_firmware, Epyc_7502p_firmware, Epyc_7513_firmware, Epyc_7532_firmware, Epyc_7542_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7551_firmware, Epyc_7551p_firmware, Epyc_7552_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7601_firmware, Epyc_7642_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7662_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7702_firmware, Epyc_7702p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7742_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_7f32_firmware, Epyc_7f52_firmware, Epyc_7f72_firmware, Epyc_7h12_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware, Ryzen_3_3100_firmware, Ryzen_3_3300x_firmware, Ryzen_5_3500_firmware, Ryzen_5_3500x_firmware, Ryzen_5_3600_firmware, Ryzen_5_3600x_firmware, Ryzen_5_3600xt_firmware, Ryzen_5_5500_firmware, Ryzen_5_5600_firmware, Ryzen_5_5600x_firmware, Ryzen_7_3700xt_firmware, Ryzen_7_3800x_firmware, Ryzen_7_3800xt_firmware, Ryzen_7_5700x_firmware, Ryzen_7_5800_firmware, Ryzen_7_5800x3d_firmware, Ryzen_7_5800x_firmware, Ryzen_9_3900_firmware, Ryzen_9_3900x_firmware, Ryzen_9_3950x_firmware, Ryzen_9_3950xt_firmware, Ryzen_9_5900_firmware, Ryzen_9_5900x_firmware, Ryzen_9_5950x_firmware, Ryzen_threadripper_3960x_firmware, Ryzen_threadripper_3970x_firmware, Ryzen_threadripper_3990x_firmware, Ryzen_threadripper_pro_3795wx_firmware, Ryzen_threadripper_pro_3945wx_firmware, Ryzen_threadripper_pro_3955wx_firmware, Ryzen_threadripper_pro_3975wx_firmware, Ryzen_threadripper_pro_3995wx_firmware 7.5
2023-11-14 CVE-2022-23830 SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware 5.3
2023-11-14 CVE-2023-20566 Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware 7.5
2024-01-11 CVE-2023-20573 A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware 3.2
2024-02-13 CVE-2023-31347 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.   Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware 4.9
2024-02-13 CVE-2023-31346 Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware 6.0
2024-08-05 CVE-2023-31355 Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware, Epyc_embedded_7313_firmware, Epyc_embedded_7313p_firmware, Epyc_embedded_7413_firmware, Epyc_embedded_7443_firmware, Epyc_embedded_7443p_firmware, Epyc_embedded_7543_firmware, Epyc_embedded_7543p_firmware, Epyc_embedded_7643_firmware, Epyc_embedded_7713_firmware, Epyc_embedded_7713p_firmware, Epyc_embedded_9124_firmware, Epyc_embedded_9254_firmware, Epyc_embedded_9354_firmware, Epyc_embedded_9354p_firmware, Epyc_embedded_9454_firmware, Epyc_embedded_9454p_firmware, Epyc_embedded_9534_firmware, Epyc_embedded_9554_firmware, Epyc_embedded_9554p_firmware, Epyc_embedded_9654_firmware, Epyc_embedded_9654p_firmware 6.0
2024-08-05 CVE-2024-21978 Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware, Epyc_embedded_7313_firmware, Epyc_embedded_7313p_firmware, Epyc_embedded_7413_firmware, Epyc_embedded_7443_firmware, Epyc_embedded_7443p_firmware, Epyc_embedded_7543_firmware, Epyc_embedded_7543p_firmware, Epyc_embedded_7643_firmware, Epyc_embedded_7713_firmware, Epyc_embedded_7713p_firmware, Epyc_embedded_9124_firmware, Epyc_embedded_9254_firmware, Epyc_embedded_9354_firmware, Epyc_embedded_9354p_firmware, Epyc_embedded_9454_firmware, Epyc_embedded_9454p_firmware, Epyc_embedded_9534_firmware, Epyc_embedded_9554_firmware, Epyc_embedded_9554p_firmware, Epyc_embedded_9654_firmware, Epyc_embedded_9654p_firmware 7.9
2024-08-05 CVE-2024-21980 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. Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_72f3_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7513_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware, Epyc_embedded_7313_firmware, Epyc_embedded_7313p_firmware, Epyc_embedded_7413_firmware, Epyc_embedded_7443_firmware, Epyc_embedded_7443p_firmware, Epyc_embedded_7543_firmware, Epyc_embedded_7543p_firmware, Epyc_embedded_7643_firmware, Epyc_embedded_7713_firmware, Epyc_embedded_7713p_firmware, Epyc_embedded_9124_firmware, Epyc_embedded_9254_firmware, Epyc_embedded_9354_firmware, Epyc_embedded_9354p_firmware, Epyc_embedded_9454_firmware, Epyc_embedded_9454p_firmware, Epyc_embedded_9534_firmware, Epyc_embedded_9554_firmware, Epyc_embedded_9554p_firmware, Epyc_embedded_9654_firmware, Epyc_embedded_9654p_firmware 7.9
2024-08-13 CVE-2023-20578 A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify the communications buffer potentially resulting in arbitrary code execution. Epyc_7001_firmware, Epyc_7203_firmware, Epyc_7203p_firmware, Epyc_7232p_firmware, Epyc_7251_firmware, Epyc_7252_firmware, Epyc_7261_firmware, Epyc_7262_firmware, Epyc_7272_firmware, Epyc_7281_firmware, Epyc_7282_firmware, Epyc_72f3_firmware, Epyc_7301_firmware, Epyc_7302_firmware, Epyc_7302p_firmware, Epyc_7303_firmware, Epyc_7303p_firmware, Epyc_7313_firmware, Epyc_7313p_firmware, Epyc_7343_firmware, Epyc_7351_firmware, Epyc_7351p_firmware, Epyc_7352_firmware, Epyc_7371_firmware, Epyc_7373x_firmware, Epyc_73f3_firmware, Epyc_7401_firmware, Epyc_7401p_firmware, Epyc_7402_firmware, Epyc_7402p_firmware, Epyc_7413_firmware, Epyc_7443_firmware, Epyc_7443p_firmware, Epyc_7451_firmware, Epyc_7452_firmware, Epyc_7453_firmware, Epyc_7473x_firmware, Epyc_74f3_firmware, Epyc_7501_firmware, Epyc_7502_firmware, Epyc_7502p_firmware, Epyc_7513_firmware, Epyc_7532_firmware, Epyc_7542_firmware, Epyc_7543_firmware, Epyc_7543p_firmware, Epyc_7551_firmware, Epyc_7551p_firmware, Epyc_7552_firmware, Epyc_7573x_firmware, Epyc_75f3_firmware, Epyc_7601_firmware, Epyc_7642_firmware, Epyc_7643_firmware, Epyc_7643p_firmware, Epyc_7662_firmware, Epyc_7663_firmware, Epyc_7663p_firmware, Epyc_7702_firmware, Epyc_7702p_firmware, Epyc_7713_firmware, Epyc_7713p_firmware, Epyc_7742_firmware, Epyc_7763_firmware, Epyc_7773x_firmware, Epyc_7f32_firmware, Epyc_7f52_firmware, Epyc_7f72_firmware, Epyc_7h12_firmware, Epyc_8024p_firmware, Epyc_8024pn_firmware, Epyc_8124p_firmware, Epyc_8124pn_firmware, Epyc_8224p_firmware, Epyc_8224pn_firmware, Epyc_8324p_firmware, Epyc_8324pn_firmware, Epyc_8434p_firmware, Epyc_8434pn_firmware, Epyc_8534p_firmware, Epyc_8534pn_firmware, Epyc_9124_firmware, Epyc_9174f_firmware, Epyc_9184x_firmware, Epyc_9224_firmware, Epyc_9254_firmware, Epyc_9274f_firmware, Epyc_9334_firmware, Epyc_9354_firmware, Epyc_9354p_firmware, Epyc_9374f_firmware, Epyc_9384x_firmware, Epyc_9454_firmware, Epyc_9454p_firmware, Epyc_9474f_firmware, Epyc_9534_firmware, Epyc_9554_firmware, Epyc_9554p_firmware, Epyc_9634_firmware, Epyc_9654_firmware, Epyc_9654p_firmware, Epyc_9684x_firmware, Epyc_9734_firmware, Epyc_9754_firmware, Epyc_9754s_firmware 6.4