CVE-2023-2156

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    CVE-2023-2156

    Published: 9 May 2023Last Modified: 16 Apr 2026

    Summary:

    Details: A flaw was found in the networking subsystem of the Linux kernel within the handling of the RPL protocol. This issue results from the lack of proper handling of user-supplied data, which can lead to an assertion failure. This may allow an unauthenticated remote attacker to create a denial of service condition on the system.

    References: https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html, https://security.netapp.com/advisory/ntap-20230622-0001/, https://www.debian.org/security/2023/dsa-5453, https://www.debian.org/security/2023/dsa-5448, https://www.zerodayinitiative.com/advisories/ZDI-23-547/, https://bugzilla.redhat.com/show_bug.cgi?id=2196292, http://www.openwall.com/lists/oss-security/2023/05/17/8, http://www.openwall.com/lists/oss-security/2023/05/18/1, http://www.openwall.com/lists/oss-security/2023/05/19/1, http://www.openwall.com/lists/oss-security/2023/05/17/9

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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
    CVE-2023-2156 | CVE-DB