USN-4710-1

    Dashboard / Vulnerabilities / USN-4710-1

    USN-4710-1

    Published: 3 Feb 2021Last Modified: 3 Jun 2026

    Summary: linux, linux-hwe vulnerability

    Details: Kiyin (尹亮) discovered that the perf subsystem in the Linux kernel did not properly deallocate memory in some situations. A privileged attacker could use this to cause a denial of service (kernel memory exhaustion).

    References: https://ubuntu.com/security/notices/USN-4710-1, https://ubuntu.com/security/CVE-2020-25704

    Affected packages

    Package

    Name: linux-hwe

    Purl: pkg:deb/ubuntu/linux-hwe?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.15.0-133.137~16.04.1

    Affected versions

    4.8.0-36.36~16.04.1
    4.8.0-39.42~16.04.1
    4.8.0-41.44~16.04.1
    4.8.0-42.45~16.04.1
    4.8.0-44.47~16.04.1
    4.8.0-45.48~16.04.1
    4.8.0-46.49~16.04.1
    4.8.0-49.52~16.04.1
    4.8.0-51.54~16.04.1
    4.8.0-52.55~16.04.1
    4.8.0-53.56~16.04.1
    4.8.0-54.57~16.04.1
    4.8.0-56.61~16.04.1
    4.8.0-58.63~16.04.1

    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-4710-1 | CVE-DB