Epyc 7642 Firmware
by AMD
CVEs (76)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2021-46744 | Med | 0.42 | 6.5 | 0.00 | May 11, 2022 | 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-2021-26341 | Med | 0.42 | 6.5 | 0.00 | Mar 11, 2022 | Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage. | ||
| CVE-2023-20533 | Med | 0.40 | 6.1 | 0.01 | Nov 14, 2023 | 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-2023-20523 | Med | 0.37 | 5.7 | 0.00 | Jan 11, 2023 | 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-2023-20593 | Med | 0.36 | 5.5 | 0.05 | Jul 24, 2023 | An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information. | ||
| CVE-2021-26371 | Med | 0.36 | 5.5 | 0.00 | May 9, 2023 | 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-2021-26354 | Med | 0.36 | 5.5 | 0.00 | May 9, 2023 | 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-2022-23824 | Med | 0.36 | 5.5 | 0.01 | Nov 9, 2022 | IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure. | ||
| CVE-2021-46778 | Med | 0.36 | 5.6 | 0.00 | Aug 10, 2022 | Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may… | ||
| CVE-2021-26388 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service. | ||
| CVE-2021-26378 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service. | ||
| CVE-2021-26376 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially resulting in denial of resources and/or denial of service. | ||
| CVE-2021-26375 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to invalid address space that could result in denial of service. | ||
| CVE-2021-26373 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient bound checks in the System Management Unit (SMU) may result in a system voltage malfunction that could result in denial of resources and/or possibly denial of service. | ||
| CVE-2021-26372 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service. | ||
| CVE-2021-26364 | Med | 0.36 | 5.5 | 0.00 | May 11, 2022 | Insufficient bounds checking in an SMU mailbox register could allow an attacker to potentially read outside of the SRAM address range which could result in an exception handling leading to a potential denial of service. | ||
| CVE-2021-26401 | Med | 0.36 | 5.6 | 0.00 | Mar 11, 2022 | LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. | ||
| CVE-2020-12966 | Med | 0.36 | 5.5 | 0.00 | Feb 4, 2022 | 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… | ||
| CVE-2021-26337 | Med | 0.36 | 5.5 | 0.00 | Nov 16, 2021 | Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests. | ||
| CVE-2021-26336 | Med | 0.36 | 5.5 | 0.00 | Nov 16, 2021 | 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. |
- risk 0.42cvss 6.5epss 0.00
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.
- risk 0.42cvss 6.5epss 0.00
Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage.
- risk 0.40cvss 6.1epss 0.01
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.
- risk 0.37cvss 5.7epss 0.00
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.
- risk 0.36cvss 5.5epss 0.05
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
- risk 0.36cvss 5.5epss 0.00
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.
- risk 0.36cvss 5.5epss 0.00
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.
- risk 0.36cvss 5.5epss 0.01
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
- risk 0.36cvss 5.6epss 0.00
Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may…
- risk 0.36cvss 5.5epss 0.00
Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially resulting in denial of resources and/or denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to invalid address space that could result in denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient bound checks in the System Management Unit (SMU) may result in a system voltage malfunction that could result in denial of resources and/or possibly denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient bounds checking in an SMU mailbox register could allow an attacker to potentially read outside of the SRAM address range which could result in an exception handling leading to a potential denial of service.
- risk 0.36cvss 5.6epss 0.00
LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs.
- risk 0.36cvss 5.5epss 0.00
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…
- risk 0.36cvss 5.5epss 0.00
Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests.
- risk 0.36cvss 5.5epss 0.00
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.
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