OESA-2023-1800

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    OESA-2023-1800

    Published: 10 Nov 2023Last Modified: 18 Aug 2026
    Upstream:
    CVE-2023-40546

    Summary: shim security update

    Details: Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fix(es): A vulnerability classified as critical has been found in rhboot shim up to 15.7 on ARM. This affects the function mirror_one_esl of the file mok.c of the component mok. Applying the patch 66e6579dbf921152f647a0c16da1d3b2f40861ca is able to eliminate this problem. The bugfix is ready for download at github.com.(CVE-2023-40546)

    References: https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1800, https://nvd.nist.gov/vuln/detail/CVE-2023-40546

    Affected packages

    Package

    Name: shim

    Purl: pkg:rpm/openEuler/shim&distro=openEuler-22.03-LTS

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -15.4-10.oe2203

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    OESA-2023-1800 | CVE-DB