Epyc 7313p Security Vulnerabilities
A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug...
3.2CVSS
4AI Score
0.0004EPSS
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...
6.5CVSS
6.5AI Score
0.0005EPSS
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...
5.7CVSS
6.1AI Score
0.0005EPSS
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...
7.5CVSS
7.5AI Score
0.001EPSS
Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory...
7.5CVSS
7.1AI Score
0.0005EPSS
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...
4.6CVSS
5.9AI Score
0.001EPSS
SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory...
5.3CVSS
6.3AI Score
0.0005EPSS
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...
7.5CVSS
7.8AI Score
0.001EPSS
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...
4.9CVSS
6.1AI Score
0.0004EPSS
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local...
4.4CVSS
4.5AI Score
0.0004EPSS
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information...
4.7CVSS
6.6AI Score
0.0004EPSS
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...
6.5CVSS
6.3AI Score
0.001EPSS
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...
9.1CVSS
9.1AI Score
0.001EPSS
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...
7.5CVSS
7.9AI Score
0.001EPSS
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...
9.8CVSS
9.6AI Score
0.003EPSS
Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to loss of SEV-SNP guest memory...
7.5CVSS
7.9AI Score
0.001EPSS
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code...
8.8CVSS
9.1AI Score
0.001EPSS
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...
6.8CVSS
7.2AI Score
0.001EPSS
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...
7.5CVSS
7.8AI Score
0.001EPSS
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...
7.5CVSS
8AI Score
0.001EPSS
Insufficient input validation in the SMU may allow an attacker to corrupt SMU SRAM potentially leading to a loss of integrity or denial of...
9.1CVSS
6.4AI Score
0.001EPSS
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...
9.8CVSS
9.3AI Score
0.002EPSS
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...
5.5CVSS
7.2AI Score
0.0004EPSS
Insufficient address validation, may allow an attacker with a compromised ABL and UApp to corrupt sensitive memory locations potentially resulting in a loss of integrity or...
7.1CVSS
7.3AI Score
0.0004EPSS
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...
5.5CVSS
7.1AI Score
0.0004EPSS
A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information...
7.4CVSS
8.4AI Score
0.002EPSS
Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of...
7.5CVSS
7.5AI Score
0.001EPSS
Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of...
5.3CVSS
5.9AI Score
0.001EPSS
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...
6.5CVSS
6.6AI Score
0.001EPSS
Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of...
2.4CVSS
4.6AI Score
0.0005EPSS
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...
5.7CVSS
6.1AI Score
0.001EPSS
Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a...
6.5CVSS
6.7AI Score
0.001EPSS
Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value potentially resulting in a denial of...
7.5CVSS
7.5AI Score
0.001EPSS
Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of...
7.5CVSS
7.6AI Score
0.001EPSS
Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential...
5.5CVSS
6.1AI Score
0.0004EPSS
Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and...
7.1CVSS
7.2AI Score
0.0004EPSS
Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information...
5.5CVSS
6.2AI Score
0.0004EPSS
Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential arbitrary code...
7.8CVSS
7.9AI Score
0.0004EPSS
Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP...
4.4CVSS
5.5AI Score
0.0004EPSS
Failure to verify the mode of CPU execution at the time of SNP_INIT may lead to a potential loss of memory integrity for SNP...
4.4CVSS
5.7AI Score
0.0004EPSS
Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code...
7.8CVSS
8AI Score
0.0004EPSS
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...
5.5CVSS
6AI Score
0.0004EPSS
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information...
5.5CVSS
5.6AI Score
0.001EPSS
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 potentially leak sensitive...
5.6CVSS
5.7AI Score
0.0004EPSS
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...
6.5CVSS
6.3AI Score
0.0004EPSS
A TOCTOU race condition in SMU may allow for the caller to obtain and manipulate the address of a message port register which may result in a potential denial of...
4.7CVSS
5.3AI Score
0.0004EPSS
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...
5.5CVSS
5.8AI Score
0.0004EPSS
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...
5.5CVSS
5.8AI Score
0.0004EPSS
Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially resulting in denial of resources and/or denial of...
5.5CVSS
5.9AI Score
0.0004EPSS
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...
5.5CVSS
5.8AI Score
0.0004EPSS