USN-3732-2

    Dashboard / Vulnerabilities / USN-3732-2

    USN-3732-2

    Published: 6 Aug 2018Last Modified: 10 Feb 2026

    Summary: linux-hwe, linux-azure, linux-gcp vulnerability

    Details: USN-3732-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Juha-Matti Tilli discovered that the TCP implementation in the Linux kernel performed algorithmically expensive operations in some situations when handling incoming packets. A remote attacker could use this to cause a denial of service.

    References: https://ubuntu.com/security/notices/USN-3732-2, https://ubuntu.com/security/CVE-2018-5390

    Affected packages

    Package

    Name: linux-azure

    Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.15.0-1019.19~16.04.1

    Affected versions

    4.11.0-1009.9
    4.11.0-1011.11
    4.11.0-1013.13
    4.11.0-1014.14
    4.11.0-1015.15
    4.11.0-1016.16

    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-3732-2 | CVE-DB