Total
31 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-26316 | 1 Amd | 294 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 291 more | 2023-01-24 | N/A | 7.8 HIGH |
| Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution. | |||||
| CVE-2023-20523 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-24 | N/A | 5.7 MEDIUM |
| TOCTOU in the ASP may allow a physical attacker to write beyond the buffer bounds, potentially leading to a loss of integrity or denial of service. | |||||
| CVE-2023-20525 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-20 | N/A | 6.5 MEDIUM |
| Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory outside the bounds of a mapped register potentially leading to a denial of service. | |||||
| CVE-2023-20528 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-20 | N/A | 2.4 LOW |
| Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality. | |||||
| CVE-2023-20527 | 1 Amd | 128 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 125 more | 2023-01-20 | N/A | 6.5 MEDIUM |
| Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service. | |||||
| CVE-2023-20530 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-01-20 | N/A | 7.5 HIGH |
| Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service. | |||||
| CVE-2023-20529 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-20 | N/A | 7.5 HIGH |
| Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value potentially resulting in a denial of service. | |||||
| CVE-2023-20531 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-20 | N/A | 7.5 HIGH |
| Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service. | |||||
| CVE-2023-20532 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-20 | N/A | 5.3 MEDIUM |
| Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service. | |||||
| CVE-2021-26328 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-01-18 | N/A | 4.4 MEDIUM |
| Failure to verify the mode of CPU execution at the time of SNP_INIT may lead to a potential loss of memory integrity for SNP guests. | |||||
| CVE-2021-26343 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-01-18 | N/A | 5.5 MEDIUM |
| Insufficient validation in ASP BIOS and DRTM commands may allow malicious supervisor x86 software to disclose the contents of sensitive memory which may result in information disclosure. | |||||
| CVE-2021-26355 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-01-18 | N/A | 5.5 MEDIUM |
| Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential denial-of-service. | |||||
| CVE-2021-26396 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-01-18 | N/A | 4.4 MEDIUM |
| Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest. | |||||
| CVE-2021-26398 | 1 Amd | 128 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 125 more | 2023-01-18 | N/A | 7.8 HIGH |
| Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential arbitrary code execution. | |||||
| CVE-2021-26402 | 1 Amd | 100 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 97 more | 2023-01-18 | N/A | 7.1 HIGH |
| Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability. | |||||
| CVE-2021-26404 | 1 Amd | 46 Epyc 7003, Epyc 7003 Firmware, Epyc 7313 and 43 more | 2023-01-18 | N/A | 5.5 MEDIUM |
| Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure. | |||||
| CVE-2022-23824 | 3 Amd, Fedoraproject, Xen | 336 A10-9600p, A10-9600p Firmware, A10-9630p and 333 more | 2022-12-03 | 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. | |||||
| CVE-2021-46744 | 1 Amd | 198 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 195 more | 2022-10-25 | 2.1 LOW | 6.5 MEDIUM |
| An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time. | |||||
| CVE-2020-12966 | 1 Amd | 214 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 211 more | 2022-10-25 | 2.1 LOW | 5.5 MEDIUM |
| AMD EPYC™ Processors contain an information disclosure vulnerability in the Secure Encrypted Virtualization with Encrypted State (SEV-ES) and Secure Encrypted Virtualization with Secure Nested Paging (SEV-SNP). A local authenticated attacker could potentially exploit this vulnerability leading to leaking guest data by the malicious hypervisor. | |||||
| CVE-2021-26336 | 1 Amd | 190 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 187 more | 2022-10-07 | 4.9 MEDIUM | 5.5 MEDIUM |
| Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components. | |||||