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Total 94 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2023-31355 1 Amd 172 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 169 more 2024-11-26 6 Medium
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.
CVE-2023-20594 1 Amd 250 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 247 more 2024-11-21 4.4 Medium
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
CVE-2023-20592 2 Amd, Redhat 141 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 138 more 2024-11-21 6.5 Medium
Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.
CVE-2023-20573 1 Amd 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more 2024-11-21 3.2 Low
A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information.
CVE-2023-20569 5 Amd, Debian, Fedoraproject and 2 more 302 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 299 more 2024-11-21 4.7 Medium
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
CVE-2023-20533 1 Amd 170 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 167 more 2024-11-21 6.1 Medium
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.
CVE-2023-20526 1 Amd 146 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 143 more 2024-11-21 1.9 Low
Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory potentially leading to a loss of confidentiality.
CVE-2023-20521 1 Amd 186 Amd 3015ce, Amd 3015ce Firmware, Amd 3015e and 183 more 2024-11-21 3.3 Low
TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of service.
CVE-2022-23830 1 Amd 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more 2024-11-21 1.9 Low
SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity.
CVE-2021-46778 1 Amd 358 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 355 more 2024-11-21 5.6 Medium
Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may potentially leak sensitive information.
CVE-2021-46774 1 Amd 274 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 271 more 2024-11-21 6.7 Medium
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.
CVE-2021-46771 1 Amd 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more 2024-11-21 7.8 High
Insufficient validation of addresses in AMD Secure Processor (ASP) firmware system call may potentially lead to arbitrary code execution by a compromised user application.
CVE-2021-26388 1 Amd 213 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 210 more 2024-11-21 5.5 Medium
Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service.
CVE-2021-26378 1 Amd 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more 2024-11-21 5.5 Medium
Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.
CVE-2021-26376 1 Amd 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more 2024-11-21 5.5 Medium
Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially resulting in denial of resources and/or denial of service.
CVE-2021-26375 1 Amd 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more 2024-11-21 5.5 Medium
Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to invalid address space that could result in denial of service.
CVE-2021-26373 1 Amd 175 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 172 more 2024-11-21 5.5 Medium
Insufficient bound checks in the System Management Unit (SMU) may result in a system voltage malfunction that could result in denial of resources and/or possibly denial of service.
CVE-2021-26372 1 Amd 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more 2024-11-21 5.5 Medium
Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.
CVE-2021-26370 1 Amd 98 Epyc 7002, Epyc 7002 Firmware, Epyc 7232p and 95 more 2024-11-21 7.1 High
Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.
CVE-2021-26364 1 Amd 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more 2024-11-21 5.5 Medium
Insufficient bounds checking in an SMU mailbox register could allow an attacker to potentially read outside of the SRAM address range which could result in an exception handling leading to a potential denial of service.