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...

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...