Search Results (5 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2025-51679 1 Openrisc 1 Or1200 2026-08-28 9.1 Critical
An issue was discovered in openRISC OR1200 commit 83ac6b. A mismatch between the RTL and netlist can lead to unexpected behavior.
CVE-2025-51675 1 Openrisc 1 Or1200 2026-08-28 7.5 High
An issue was discovered in openRISC OR1200 commit 83ac6b. An inaccurate update of program counter (PC) values when SPR changes can lead to a Denial of Service (DoS).
CVE-2025-51677 1 Openrisc 1 Or1200 2026-07-31 9.1 Critical
An issue was discovered in openRISC OR1200 commit 83ac6b. An output mismatch between the RTL and the netlist of the or1200 cpu output port can lead to unexpected behavior.
CVE-2021-40507 1 Openrisc 2 Or1200, Or1200 Firmware 2025-02-06 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.
CVE-2021-40506 1 Openrisc 2 Or1200, Or1200 Firmware 2025-02-06 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.