This page lists publicly disclosed CVE vulnerabilities affecting amd epyc_7743_firmware (linked via NVD CPE). Each row includes severity scores, summaries, and publication dates to help identify and analyze security issues.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2023-20594 | Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access. | [email protected] | 4.4 | 0.18% | 2023-09-20 | 2026-06-17 |
| CVE-2023-20532 | Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service. | [email protected] | 5.3 | 0.56% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20531 | 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. | [email protected] | 7.5 | 0.62% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20530 | Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service. | [email protected] | 7.5 | 0.62% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20529 | 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. | [email protected] | 7.5 | 0.62% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20528 | 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. | [email protected] | 2.4 | 0.24% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20527 | 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. | [email protected] | 6.5 | 0.60% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20525 | 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. | [email protected] | 6.5 | 0.60% | 2023-01-11 | 2026-06-17 |
| CVE-2023-20523 | 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. | [email protected] | 5.7 | 0.18% | 2023-01-11 | 2026-06-17 |
| CVE-2021-26402 | 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. | [email protected] | 7.1 | 0.18% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26398 | 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. | [email protected] | 7.8 | 0.21% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26396 | Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest. | [email protected] | 4.4 | 0.11% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26355 | 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. | [email protected] | 5.5 | 0.17% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26343 | 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. | [email protected] | 5.5 | 0.18% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26328 | 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. | [email protected] | 4.4 | 0.18% | 2023-01-11 | 2026-06-16 |
| CVE-2021-26316 | 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. | [email protected] | 7.8 | 0.26% | 2023-01-11 | 2026-06-16 |