Total
55 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2021-26344 | 1 Amd | 138 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 135 more | 2024-12-12 | N/A | 7.2 HIGH |
An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution. | |||||
CVE-2023-20591 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2024-12-12 | N/A | 6.5 MEDIUM |
Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist, allowing an attacker to read or modify hypervisor memory, potentially resulting in loss of confidentiality, integrity, and availability. | |||||
CVE-2023-20584 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2024-12-12 | N/A | 5.3 MEDIUM |
IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity. | |||||
CVE-2023-20575 | 1 Amd | 176 Epyc 5552, Epyc 5552 Firmware, Epyc 7232p and 173 more | 2024-11-27 | N/A | 6.5 MEDIUM |
A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information. | |||||
CVE-2024-21980 | 1 Amd | 172 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 169 more | 2024-11-26 | N/A | 7.9 HIGH |
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. | |||||
CVE-2024-21978 | 1 Amd | 172 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 169 more | 2024-11-26 | N/A | 6.0 MEDIUM |
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. | |||||
CVE-2023-31355 | 1 Amd | 172 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 169 more | 2024-11-26 | N/A | 6.0 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-2023-31347 | 1 Amd | 123 Epyc 7203 Firmware, Epyc 7203p, Epyc 7203p Firmware and 120 more | 2024-11-21 | N/A | 4.9 MEDIUM |
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. | |||||
CVE-2023-31346 | 1 Amd | 123 Epyc 7203 Firmware, Epyc 7203p, Epyc 7203p Firmware and 120 more | 2024-11-21 | N/A | 6.0 MEDIUM |
Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests. | |||||
CVE-2023-20592 | 1 Amd | 138 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 135 more | 2024-11-21 | N/A | 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 | N/A | 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 | 4 Amd, Debian, Fedoraproject and 1 more | 296 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 293 more | 2024-11-21 | N/A | 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-2023-20566 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2024-11-21 | N/A | 5.3 MEDIUM |
Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity. | |||||
CVE-2023-20533 | 1 Amd | 170 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 167 more | 2024-11-21 | N/A | 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 | N/A | 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-2023-20524 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2024-11-21 | N/A | 7.5 HIGH |
An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, resulting in an out of bounds write, potentially leading to a loss a loss of integrity. | |||||
CVE-2023-20521 | 1 Amd | 186 Amd 3015ce, Amd 3015ce Firmware, Amd 3015e and 183 more | 2024-11-21 | N/A | 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-2023-20520 | 1 Amd | 126 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 123 more | 2024-11-21 | N/A | 9.8 CRITICAL |
Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution. | |||||
CVE-2022-23830 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2024-11-21 | N/A | 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-2022-23824 | 3 Amd, Fedoraproject, Xen | 336 A10-9600p, A10-9600p Firmware, A10-9630p and 333 more | 2024-11-21 | N/A | 5.5 MEDIUM |
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure. |