CVE-2021-43997

FreeRTOS versions 10.2.0 through 10.4.5 do not prevent non-kernel code from calling the xPortRaisePrivilege internal function to raise privilege. FreeRTOS versions through 10.4.6 do not prevent a third party that has already independently gained the ability to execute injected code to achieve...

CVE-2021-26336

Insufficient bounds checking in System Management Unit SMU may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components...

CVE-2021-26331

AMD System Management Unit SMU contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution...

CVE-2021-26337

Insufficient DRAM address validation in System Management Unit SMU may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests...

CVE-2021-26330

AMD System Management Unit SMU may experience a heap-based overflow which may result in a loss of resources...

CVE-2021-26337

Insufficient DRAM address validation in System Management Unit SMU may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests...

CVE-2021-26331

AMD System Management Unit SMU contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution...

CVE-2021-26336

Insufficient bounds checking in System Management Unit SMU may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components...

Out-of-bounds

Insufficient bounds checking in System Management Unit SMU may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components...

Authorization

Insufficient DRAM address validation in System Management Unit SMU may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests...

Heap overflow

AMD System Management Unit SMU may experience a heap-based overflow which may result in a loss of resources...

Design/Logic Flaw

AMD System Management Unit SMU contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution...

CVE-2021-26312

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...

CVE-2021-26329

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...

CVE-2021-26338

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...

CVE-2021-26338

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...

Improper access control

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...

CVE-2021-26331

AMD System Management Unit SMU contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution...

CVE-2021-26331

CVE-2021-26331 affects the AMD System Management Unit (SMU). The vulnerability description indicates a malicious user could manipulate mailbox entries to achieve arbitrary code execution. Impact and exploit details are not provided beyond this, but the AMD-SB-1021 bulletin notes mitigations via O...

CVE-2021-26336

CVE-2021-26336 concerns AMD System Management Unit (SMU) with insufficient bounds checking that can cause invalid memory accesses/updates, leading to an SMU hang and the system may fail to service further requests from other components. Multiple sources confirm the issue under the SMU and referen...