Vulnerabilities > AMD > Epyc 7473X Firmware > Medium

DATE CVE VULNERABILITY TITLE RISK
2023-05-09 CVE-2021-26354 Classic Buffer Overflow vulnerability in AMD products
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.
local
low complexity
amd CWE-120
5.5
2023-05-09 CVE-2021-26371 Unspecified vulnerability in AMD products
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.
local
low complexity
amd
5.5
2023-05-09 CVE-2021-46775 Improper Input Validation vulnerability in AMD products
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.
low complexity
amd CWE-20
6.8
2023-01-11 CVE-2021-26404 Improper Input Validation vulnerability in AMD products
Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.
local
low complexity
amd CWE-20
5.5
2022-11-09 CVE-2022-23824 IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
local
low complexity
xen amd fedoraproject
5.5
2022-08-10 CVE-2021-46778 Information Exposure Through Discrepancy vulnerability in AMD products
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).
local
high complexity
amd CWE-203
5.6
2022-05-11 CVE-2021-26339 Unspecified vulnerability in AMD products
A bug in AMD CPU’s core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU core hang resulting in a potential denial of service.
local
low complexity
amd
5.5
2022-05-11 CVE-2021-26347 Improper Validation of Specified Quantity in Input vulnerability in AMD products
Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service.
local
high complexity
amd CWE-1284
4.7
2022-05-11 CVE-2021-26348 Unspecified 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
5.5
2022-05-11 CVE-2021-26349 Unspecified vulnerability in AMD products
Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent (MA).
local
low complexity
amd
5.5