Ryzen 5 5500 Firmware Security Vulnerabilities
Improper parameters handling in AMD Secure Processor (ASP) drivers may allow a privileged attacker to elevate their privileges potentially leading to loss of integrity.
7.8CVSS
7.4AI Score
0.0004EPSS
Improper parameters handling in the AMD Secure Processor (ASP) kernel may allow a privileged attacker to elevate their privileges potentially leading to loss of integrity.
7.8CVSS
7.2AI 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 execution.
7.8CVSS
8AI Score
0.0004EPSS
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.
5.5CVSS
6AI Score
0.0004EPSS
Insufficient bounds checking in ASP may allow anattacker to issue a system call from a compromised ABL which may causearbitrary memory values to be initialized to zero, potentially leading to aloss of integrity.
5.5CVSS
7.2AI Score
0.0004EPSS
A TOCTOU in ASP bootloader may allow an attackerto tamper with the SPI ROM following data read to memory potentially resultingin S3 data corruption and information disclosure.
7.4CVSS
8.4AI Score
0.002EPSS
Certain size values in firmware binary headerscould trigger out of bounds reads during signature validation, leading todenial of service or potentially limited leakage of information aboutout-of-bounds memory contents.
8.2CVSS
8.7AI Score
0.001EPSS
A compromised or malicious ABL or UApp couldsend a SHA256 system call to the bootloader, which may result in exposure ofASP memory to userspace, potentially leading to information disclosure.
5.5CVSS
7.1AI Score
0.0004EPSS
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.
5.5CVSS
5.9AI 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 service.
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 service.
5.5CVSS
5.9AI Score
0.0004EPSS
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.
5.5CVSS
5.8AI 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 service.
5.5CVSS
5.8AI Score
0.0004EPSS
Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.
7.8CVSS
8AI Score
0.0004EPSS
Insufficient DRAM address validation in SystemManagement Unit (SMU) may allow an attacker to read/write from/to an invalidDRAM address, potentially resulting in denial-of-service.
7.5CVSS
7.8AI Score
0.001EPSS
Failure to validate the AMD SMM communication buffermay allow an attacker to corrupt the SMRAM potentially leading to arbitrarycode execution.
9.8CVSS
8.5AI Score
0.013EPSS
Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution.
9.8CVSS
9.5AI Score
0.001EPSS
Insufficient DRAM address validation in SystemManagement Unit (SMU) may allow an attacker to read/write from/to an invalidDRAM address, potentially resulting in denial-of-service.
7.5CVSS
7.5AI Score
0.001EPSS
Insufficient input validation inCpmDisplayFeatureSmm may allow an attacker to corrupt SMM memory by overwritingan arbitrary bit in an attacker-controlled pointer potentially leading toarbitrary code execution in SMM.
7.8CVSS
7.7AI Score
0.0004EPSS
Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.
7.8CVSS
8.7AI Score
0.0004EPSS
Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.
7.8CVSS
8.7AI 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 disclosure.
4.7CVSS
6.6AI Score
0.0004EPSS
A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.
8.1CVSS
6.8AI Score
0.001EPSS
An attacker with specialized hardware and physical access to an impacted device may be able to perform a voltage fault injection attack resulting in compromise of the ASP secure boot potentially leading to arbitrary code execution.
6.8CVSS
6.7AI Score
0.001EPSS
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
4.4CVSS
4.5AI Score
0.0004EPSS
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
5.5CVSS
5AI Score
0.0004EPSS