CVE-2021-41612

An issue was discovered in the ALU unit of the OpenRISC mor1kx processor. The carry flag is not being updated correctly for the subtract instruction, which results in an incorrect value of the carry flag. Any software that relies on this flag may experience corruption in execution...

CVE-2021-41614

An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The read/write access permissions to the Exception Program Counter Register EPCR are not implemented correctly. User programs from an unauthorized privilege level can make read/write accesses to EPCR...

CVE-2021-41613

An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The write logic of Exception Effective Address Register EEAR is not implemented correctly. User programs from authorized privilege levels will be unable to write to EEAR...

CVE-2021-41612

An issue was discovered in the ALU unit of the OpenRISC mor1kx processor. The carry flag is not being updated correctly for the subtract instruction, which results in an incorrect value of the carry flag. Any software that relies on this flag may experience corruption in execution...

Code injection

An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The write logic of Exception Effective Address Register EEAR is not implemented correctly. User programs from authorized privilege levels will be unable to write to EEAR...

Privilege escalation

An issue was discovered in the ALU unit of the OpenRISC mor1kx processor. The carry flag is not being updated correctly for the subtract instruction, which results in an incorrect value of the carry flag. Any software that relies on this flag may experience corruption in execution...

PT-2023-12377 · Unknown · Openrisc Mor1Kx

Name of the Vulnerable Software and Affected Versions: OpenRISC mor1kx processor affected versions not specified Description: An issue was discovered in the ALU unit of the OpenRISC mor1kx processor, where the carry flag is not being updated correctly for the subtract instruction. This results in...

OpenRISC mor1kx 安全漏洞

mor1kx is an OpenRISC 1000 processor IP core open-sourced by OpenRISC. A security vulnerability exists in OpenRISC mor1kx that stems from the subtraction instruction feed flags of the ALU unit not being updated correctly, resulting in an incorrect value for the feed flags...

OpenRISC mor1kx 安全漏洞

mor1kx is an OpenRISC 1000 processor IP core open sourced from OpenRISC. A security vulnerability exists in OpenRISC mor1kx, which arises from a control unit that does not properly implement read/write access to the exception program counter register...

PT-2023-12379 · Unknown · Openrisc Mor1Kx Processor

Name of the Vulnerable Software and Affected Versions: OpenRISC mor1kx processor affected versions not specified Description: An issue was discovered in the controller unit of the OpenRISC mor1kx processor, where the read/write access permissions to the Exception Program Counter Register EPCR are...