Vulnerabilities > AMD > Epyc 7H12 Firmware

DATE CVE VULNERABILITY TITLE RISK
2022-02-04 CVE-2020-12966 Information Exposure vulnerability in AMD products
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).
local
low complexity
amd CWE-200
5.5
2021-12-10 CVE-2021-26340 Unspecified vulnerability in AMD products
A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM).
local
low complexity
amd
3.6
2021-11-16 CVE-2020-12944 Improper Input Validation vulnerability in AMD products
Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution.
local
low complexity
amd CWE-20
7.8
2021-11-16 CVE-2020-12946 Improper Input Validation vulnerability in AMD products
Insufficient input validation in ASP firmware for discrete TPM commands could allow a potential loss of integrity and denial of service.
local
low complexity
amd CWE-20
6.6
2021-11-16 CVE-2021-26320 Improper Certificate Validation vulnerability in AMD products
Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP
local
low complexity
amd CWE-295
2.1
2021-11-16 CVE-2021-26321 Command Injection vulnerability in AMD products
Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP.
local
low complexity
amd CWE-77
4.9
2021-11-16 CVE-2021-26312 Exposure of Resource to Wrong Sphere vulnerability in AMD products
Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.
local
low complexity
amd CWE-668
2.1
2021-11-16 CVE-2021-26322 Use of Insufficiently Random Values vulnerability in AMD products
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
network
low complexity
amd CWE-330
7.5
2021-11-16 CVE-2021-26329 Integer Overflow or Wraparound vulnerability in AMD products
AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resources.
local
low complexity
amd CWE-190
2.1
2021-11-16 CVE-2021-26338 Unspecified vulnerability in AMD products
Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.
network
low complexity
amd
7.5