UBUNTU-CVE-2023-3966

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    UBUNTU-CVE-2023-3966

    Published: 8 Feb 2024Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-3966
    Aliases:
    USN-6690-1

    Summary:

    Details: A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled.

    References: https://ubuntu.com/security/CVE-2023-3966, https://www.openwall.com/lists/oss-security/2024/02/08/3, https://mail.openvswitch.org/pipermail/ovs-dev/2024-February/411702.html, https://ubuntu.com/security/notices/USN-6690-1, https://www.cve.org/CVERecord?id=CVE-2023-3966

    Affected packages

    Package

    Name: openvswitch

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.13.8-0ubuntu1.4

    Affected versions

    2.12.0-0ubuntu1
    2.12.0-0ubuntu2
    2.12.1~git20191107.7accd1302-0ubuntu1
    2.12.90~git20200107.af683565b-0ubuntu1
    2.12.90~git20200107.af683565b-0ubuntu2
    2.12.90~git20200107.af683565b-0ubuntu3

    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
    UBUNTU-CVE-2023-3966 | CVE-DB