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Search Results (144 CVEs found)
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2021-46764 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2025-01-28 | 7.5 High |
| Improper validation of DRAM addresses in SMU may allow an attacker to overwrite sensitive memory locations within the ASP potentially resulting in a denial of service. | ||||
| CVE-2021-46763 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2025-01-28 | 7.5 High |
| Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intended bounds of a shared memory buffer potentially leading to a loss of integrity. | ||||
| CVE-2021-46756 | 1 Amd | 126 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 123 more | 2025-01-28 | 9.1 Critical |
| Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious Uapp or ABL to send malformed or invalid syscall to the bootloader resulting in a potential denial of service and loss of integrity. | ||||
| CVE-2021-26406 | 1 Amd | 80 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 77 more | 2025-01-28 | 7.5 High |
| Insufficient validation in parsing Owner's Certificate Authority (OCA) certificates in SEV (AMD Secure Encrypted Virtualization) and SEV-ES user application can lead to a host crash potentially resulting in denial of service. | ||||
| CVE-2021-26397 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2025-01-28 | 7.1 High |
| Insufficient address validation, may allow an attacker with a compromised ABL and UApp to corrupt sensitive memory locations potentially resulting in a loss of integrity or availability. | ||||
| CVE-2021-26379 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2025-01-28 | 9.8 Critical |
| Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially leading to a loss of integrity and privilege escalation. | ||||
| CVE-2021-26371 | 1 Amd | 256 Amd 3015ce, Amd 3015ce Firmware, Amd 3015e and 253 more | 2025-01-28 | 5.5 Medium |
| A compromised or malicious ABL or UApp could send a SHA256 system call to the bootloader, which may result in exposure of ASP memory to userspace, potentially leading to information disclosure. | ||||
| CVE-2021-26356 | 1 Amd | 196 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 193 more | 2025-01-28 | 7.4 High |
| A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information disclosure. | ||||
| CVE-2021-26354 | 1 Amd | 304 Amd 3015ce, Amd 3015ce Firmware, Amd 3015e and 301 more | 2025-01-28 | 5.5 Medium |
| Insufficient bounds checking in ASP may allow an attacker to issue a system call from a compromised ABL which may cause arbitrary memory values to be initialized to zero, potentially leading to a loss of integrity. | ||||
| CVE-2021-46762 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2025-01-28 | 3.9 Low |
| Insufficient input validation in the SMU may allow an attacker to corrupt SMU SRAM potentially leading to a loss of integrity or denial of service. | ||||
| CVE-2023-20584 | 2 Amd, Redhat | 135 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 132 more | 2024-12-12 | 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-2023-20566 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2024-12-03 | 5.3 Medium |
| Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity. | ||||
| CVE-2023-20575 | 1 Amd | 176 Epyc 5552, Epyc 5552 Firmware, Epyc 7232p and 173 more | 2024-11-27 | 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 | 174 Epyc 7003 Firmware, Epyc 7203, Epyc 7203 Firmware and 171 more | 2024-11-26 | 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 | 174 Epyc 7003 Firmware, Epyc 7203, Epyc 7203 Firmware and 171 more | 2024-11-26 | 6 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 | 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-2023-20592 | 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-2023-20588 | 5 Amd, Debian, Fedoraproject and 2 more | 78 Athlon Gold 3150g, Athlon Gold 3150g Firmware, Athlon Gold 3150ge and 75 more | 2024-11-21 | 5.5 Medium |
| A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. | ||||
| 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. | ||||