Epyc 7443p Firmware
by AMD
CVEs (96)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-20592 | Med | 0.42 | 6.5 | 0.01 | Nov 14, 2023 | 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-2023-20575 | Med | 0.42 | 6.5 | 0.01 | Jul 11, 2023 | 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-2023-20527 | Med | 0.42 | 6.5 | 0.01 | Jan 11, 2023 | 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-2023-20525 | Med | 0.42 | 6.5 | 0.01 | Jan 11, 2023 | 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-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-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-2024-21978 | Med | 0.39 | 6.0 | 0.00 | Aug 5, 2024 | 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 | Med | 0.39 | 6.0 | 0.00 | Aug 5, 2024 | 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-2023-31346 | Med | 0.39 | 6.0 | 0.00 | Feb 13, 2024 | Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests. | ||
| 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-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-2021-26404 | Med | 0.36 | 5.5 | 0.00 | Jan 11, 2023 | Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure. | ||
| CVE-2021-26355 | Med | 0.36 | 5.5 | 0.00 | Jan 11, 2023 | 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-2021-26343 | Med | 0.36 | 5.5 | 0.00 | Jan 11, 2023 | 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-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. |
- risk 0.42cvss 6.5epss 0.01
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.
- risk 0.42cvss 6.5epss 0.01
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.
- risk 0.42cvss 6.5epss 0.01
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.
- risk 0.42cvss 6.5epss 0.01
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.
- 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 0.40cvss 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 0.39cvss 6.0epss 0.00
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.
- risk 0.39cvss 6.0epss 0.00
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.
- risk 0.39cvss 6.0epss 0.00
Failure to initialize memory in SEV Firmware may allow a privileged attacker to access stale data from other guests.
- 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 0.00
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 0.00
Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.
- risk 0.36cvss 5.5epss 0.00
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.
- risk 0.36cvss 5.5epss 0.00
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.
- 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.
Page 3 of 5