CVE-2021-40507

An issue was discovered in the ALU unit of the OR1200 aka OpenRISC 1200 processor 2011-09-10 through 2015-11-11. The overflow flag is not being updated correctly for the subtract instruction, which results in an incorrect value in the overflow flag. Any software that relies on this flag may...

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...

Code injection

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...

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 an exceptionally valid address register in the control unit that does not properly implement write logic...

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...

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...

CVE-2021-41612

The CVE-2021-41612 entry concerns the OpenRISC mor1kx processor’s ALU: the carry flag is not updated correctly for the subtract instruction, leading to an incorrect carry flag value. This can cause software relying on the carry flag to experience execution corruption. Affected component: mor1kx A...

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...

CVE-2021-41614

The CVE-2021-41614 issue affects the OpenRISC mor1kx processor controller unit, where the EPCR read/write permissions are not enforced correctly, allowing read/write access to EPCR from an unauthorized privilege level. Root cause: incorrect implementation of EPCR access control in the controller ...

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-2021-41613

CVE-2021-41613 concerns the OpenRISC mor1kx processor: the controller unit’s write logic for the Exception Effective Address Register (EEAR) is not implemented correctly, causing user programs from authorized privilege levels to be unable to write to EEAR. The documented impact is limited to this...

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...

CVE-2021-40506

Summary of CVE-2021-40506 (OR1200/OpenRISC 1200) : The ALU unit fails to update the overflow flag for the msb and mac instructions in OR1200 processors dated 2011-09-10 through 2015-11-11, causing an incorrect overflow flag value. This can lead to execution corruption in software that relies on t...

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...

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...

PT-2023-12378 · Openrisc · 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 write logic of the Exception Effective Address Register EEAR is not implemented...

OR1200 授权问题漏洞

OR1200 is an OpenRISC 1200 implementation of the OpenRISC open source. A security vulnerability exists in OR1200 that stems from the overflow flag of a subtraction instruction in an ALU unit not being updated correctly, resulting in an incorrect value in the overflow flag...