This page lists publicly disclosed CVE vulnerabilities affecting amd epyc_7542_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-2023-20578 | A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify the communications buffer potentially resulting in arbitrary code execution. | [email protected] | 7.5 | 0.05% | 2024-08-13 | 2025-03-18 |
| CVE-2021-26344 | 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. | [email protected] | 7.2 | 0.05% | 2024-08-13 | 2025-03-18 |
| CVE-2023-20592 | 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. | [email protected] | 6.5 | 0.36% | 2023-11-14 | 2024-11-21 |
| CVE-2023-20533 | 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. | [email protected] | 6.1 | 0.05% | 2023-11-14 | 2024-11-21 |
| CVE-2023-20526 | 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. | [email protected] | 1.9 | 0.06% | 2023-11-14 | 2024-11-21 |
| CVE-2023-20521 | 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. | [email protected] | 3.3 | 0.06% | 2023-11-14 | 2024-11-21 |
| CVE-2021-46774 | 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. | [email protected] | 6.7 | 0.02% | 2023-11-14 | 2024-11-21 |
| CVE-2021-26345 | Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service. | [email protected] | 1.9 | 0.03% | 2023-11-14 | 2024-11-21 |
| CVE-2023-20593 | An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information. | [email protected] | 5.5 | 8.44% | 2023-07-24 | 2025-02-13 |
| CVE-2023-20575 | 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. | [email protected] | 6.5 | 0.47% | 2023-07-11 | 2024-11-27 |
| CVE-2021-46756 | 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. | [email protected] | 9.1 | 0.47% | 2023-05-09 | 2025-01-28 |
| CVE-2023-20524 | 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. | [email protected] | 7.5 | 0.36% | 2023-05-09 | 2025-01-28 |
| CVE-2023-20520 | 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. | [email protected] | 9.8 | 0.59% | 2023-05-09 | 2025-01-28 |
| CVE-2021-46775 | Improper input validation in ABL may enable an attacker with physical access, to perform arbitrary memory overwrites, potentially leading to a loss of integrity and code execution. | [email protected] | 6.8 | 0.21% | 2023-05-09 | 2025-01-28 |
| CVE-2021-46769 | Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution. | [email protected] | 8.8 | 0.52% | 2023-05-09 | 2025-01-28 |
| CVE-2021-46764 | 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. | [email protected] | 7.5 | 0.54% | 2023-05-09 | 2025-01-28 |
| CVE-2021-46763 | 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. | [email protected] | 7.5 | 0.38% | 2023-05-09 | 2025-01-28 |
| CVE-2021-46762 | 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. | [email protected] | 3.9 | 0.05% | 2023-05-09 | 2024-11-21 |
| CVE-2021-26406 | 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. | [email protected] | 7.5 | 0.45% | 2023-05-09 | 2025-01-28 |
| CVE-2021-26379 | 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. | [email protected] | 9.8 | 0.57% | 2023-05-09 | 2025-01-28 |