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...

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...

CVE-2021-40507

The CVE-2021-40507 issue affects the OR1200/OpenRISC 1200 ALU: the subtraction instruction fails to update the overflow flag, yielding an incorrect flag value. Affected hardware: OR1200/OpenRISC 1200 processors with versions from 2011-09-10 through 2015-11-11. Impact: software relying on the over...

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 ALU unit not updating the overflow flags for the msb and mac instructions, resulting in incorrect values in the overflow flags...