USN-6690-1

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    USN-6690-1

    Published: 12 Mar 2024Last Modified: 27 Apr 2026

    Summary: openvswitch vulnerabilities

    Details: Timothy Redaelli and Haresh Khandelwal discovered that Open vSwitch incorrectly handled certain crafted Geneve packets when hardware offloading via the netlink path is enabled. A remote attacker could possibly use this issue to cause Open vSwitch to crash, leading to a denial of service. (CVE-2023-3966) It was discovered that Open vSwitch incorrectly handled certain ICMPv6 Neighbor Advertisement packets. A remote attacker could possibly use this issue to redirect traffic to arbitrary IP addresses. (CVE-2023-5366)

    References: https://ubuntu.com/security/notices/USN-6690-1, https://ubuntu.com/security/CVE-2023-3966, https://ubuntu.com/security/CVE-2023-5366

    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
    USN-6690-1 | CVE-DB