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critical9.8

CVE-2021-40506

An issue was discovered in the ALU unit of the OR1200 (aka OpenRISC 1200) processor 2011-09-10 through 2015-11-11.

Impact

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 for the msb and mac instructions, which results in an incorrect value in the overflow flag. Any software that relies on this flag may experience corruption in execution.

Affected products

VendorProductAffected versions
OpenriscOr1200 Firmware
from 2011-09-10 through 2015-11-11

Weakness classification

References