AMD 4th Gen AMD EPYC™ Processors

16 published vulnerabilities name this product.

As the CNAs write it in their CVE records (vendor and product); the versions are theirs.

CVEVulnerable versionsTitleSeverityPublishedEPSSExploitation
CVE-2023-20577A heap overflow in SMM module may allow an attacker with access to a second vulnerability that enables writing to SPI flash, potentially resHIGH 7.40.2 %
CVE-2023-31315Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SHIGH 7.50.6 %
CVE-2024-21980various – < GenoaPI 1.0.0.CImproper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMCHIGH 7.90.4 %
CVE-2024-21978various – < GenoaPI 1.0.0.CImproper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakagHIGH 7.90.5 %
CVE-2023-31355various – < GenoaPI 1.0.0.CImproper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially alloMEDIUM 6.00.4 %
CVE-2023-20587variousImproper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code HIGH 7.10.2 %
CVE-2023-31347various 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 SMEDIUM 4.90.5 %
CVE-2023-31346various Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests.MEDIUM 6.00.3 %
CVE-2023-20573Various Debug Exception Delivery in Secure Nested PagingLOW 3.20.3 %
CVE-2023-20566variousImproper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity.HIGH 7.50.4 %
CVE-2023-20519various A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's LOW 3.30.2 %
CVE-2021-26345variousFailure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read poMEDIUM 4.90.4 %
CVE-2021-46774Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, poHIGH 7.50.5 %
CVE-2021-46766variousImproper clearing of sensitive data in the ASP Bootloader may expose secret keys to a privileged attacker accessing ASP SRAM, potentially leMEDIUM 5.50.2 %
CVE-2023-20569A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in spMEDIUM 4.77.3 %
CVE-2023-20575Various A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionaMEDIUM 6.50.8 %