Openrisc

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    Products: 4
    Vulnerabilities: 8
    Known Exploited: 0
    4
    Critical Level Threats
    3
    High Level Threats
    1
    Medium Level Threats
    0
    Low Level Threats

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    Vulnerabilities

    CVE-2025-51679

    RTL and Netlist Mismatch in openRISC OR1200 Core Causes Unpredictable Behavior

    Last Modified: Aug 28, 2026
    Published: Aug 26, 2026

    CVE-2025-51675

    Program Counter Update Error Causes Denial of Service in openRISC OR1200

    Last Modified: Aug 28, 2026
    Published: Aug 26, 2026

    CVE-2025-51677

    Unpredictable CPU Output from RTL/Netlist Mismatch in openRISC OR1200

    Last Modified: Jul 31, 2026
    Published: Jul 17, 2026

    CVE-2021-41613

    An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The write logic of Exception Effective Address Register (EEAR) is not implemented correctly. User programs from authorized privilege levels will be unable to write to EEAR.

    Last Modified: Mar 05, 2025
    Published: Apr 18, 2023

    CVE-2021-41614

    An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The read/write access permissions to the Exception Program Counter Register (EPCR) are not implemented correctly. User programs from an unauthorized privilege level can make read/write accesses to EPCR.

    Last Modified: Feb 06, 2025
    Published: Apr 18, 2023
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    Openrisc Vulnerabilities & Security CVEs | CVE-DB