openrisc/or1200

openrisc/or1200

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OpenRISC 1200 implementation

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CVE History

CVE	Published	CVSS v3	CVSS v2
CVE-2021-40506 ↗	Apr 18, 2023Tuesday, 18 April 2023, 12:15	9.8 CRITICAL	—
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.
CVE-2021-40507 ↗	Apr 18, 2023Tuesday, 18 April 2023, 12:15	9.8 CRITICAL	—
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 experience corruption in execution.