CVE-2023-38712

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    CVE-2023-38712

    Published: 25 Aug 2023Last Modified: 12 Aug 2026

    Summary:

    Details: An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the deleted state causes the pluto daemon to crash and restart.

    References: https://github.com/libreswan/libreswan/tags, https://libreswan.org/security/CVE-2023-38712/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/38xxx/CVE-2023-38712.json, https://nvd.nist.gov/vuln/detail/CVE-2023-38712

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c00211359b44bf51a436a7189624843a7d14d4f1
    Fixed -a536c0946f4e993a987c94fd4c933084ff27512f

    Affected versions

    v4.11

    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-2023-38712 | CVE-DB