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Known vulnerabilities in AMD Ryzen™ Series

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CVE Summary Score Published
CVE-2021-26384 A malformed SMI (System Management Interface) command may allow an attacker to establish a corrupted SMI Trigger Info… Not rated Jul 14, 2022
CVE-2021-26382 An attacker with root account privileges can load any legitimately signed firmware image into the Audio Co-Processor… Not rated Jul 14, 2022
CVE-2021-26363 A malicious or compromised UApp or ABL could potentially change the value that the ASP uses for its reserved DRAM, to… Not rated May 12, 2022
CVE-2021-26386 A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call to the Stage 2… Not rated May 12, 2022
CVE-2021-26317 Failure to verify the protocol in SMM may allow an attacker to control the protocol and modify SPI flash resulting in… Not rated May 12, 2022
CVE-2021-26368 Insufficient check of the process type in Trusted OS (TOS) may allow an attacker with privileges to enable a lesser… Not rated May 12, 2022
CVE-2021-26361 A malicious or compromised User Application (UApp) or AGESA Boot Loader (ABL) could be used by an attacker to exfiltrate… Not rated May 12, 2022
CVE-2021-26362 A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call which results in… Not rated May 12, 2022
CVE-2021-26351 Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA (Direct Memory Access)… Not rated May 12, 2022
CVE-2021-26366 An attacker, who gained elevated privileges via some other vulnerability, may be able to read data from Boot ROM… Not rated May 12, 2022
CVE-2021-26369 A malicious or compromised UApp or ABL may be used by an attacker to send a malformed system call to the bootloader,… Not rated May 12, 2022
CVE-2021-26388 Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM,… Not rated May 11, 2022
CVE-2021-26376 Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially… Not rated May 11, 2022
CVE-2021-26373 Insufficient bound checks in the System Management Unit (SMU) may result in a system voltage malfunction that could… Not rated May 11, 2022
CVE-2021-26378 Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that… Not rated May 11, 2022
CVE-2021-26375 Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to… Not rated May 11, 2022
CVE-2021-26372 Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address… Not rated May 11, 2022
CVE-2021-26339 A bug in AMD CPU’s core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU… Not rated May 11, 2022
CVE-2021-26352 Insufficient bound checks in System Management Unit (SMU) PCIe Hot Plug table may result in access/updates from/to… Not rated May 10, 2022
CVE-2021-26390 A malicious or compromised UApp or ABL may coerce the bootloader into corrupting arbitrary memory potentially leading to… Not rated May 10, 2022
CVE-2021-26337 Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM… Not rated Nov 16, 2021
CVE-2020-12944 Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution Not rated Nov 16, 2021
CVE-2021-26335 Improper input and range checking in the AMD Secure Processor (ASP) boot loader image header may allow an attacker to… Not rated Nov 16, 2021
CVE-2020-12951 Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode)… Not rated Nov 16, 2021
CVE-2021-26336 Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result… Not rated Nov 16, 2021

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