UBUNTU-CVE-2019-8980

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    UBUNTU-CVE-2019-8980

    Published: 21 Feb 2019Last Modified: 22 Apr 2026
    Upstream:
    CVE-2019-8980
    Aliases:
    USN-3930-1
    USN-3930-2
    USN-3931-1

    Summary:

    Details: A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.

    References: https://ubuntu.com/security/CVE-2019-8980, https://lore.kernel.org/lkml/[email protected]/, https://lore.kernel.org/lkml/[email protected]/, https://www.mail-archive.com/[email protected]/msg1935698.html, https://www.mail-archive.com/[email protected]/msg1935705.html, https://ubuntu.com/security/notices/USN-3930-1, https://ubuntu.com/security/notices/USN-3930-2, https://ubuntu.com/security/notices/USN-3931-1, https://ubuntu.com/security/notices/USN-3931-2, https://www.cve.org/CVERecord?id=CVE-2019-8980

    Affected packages

    Package

    Name: linux-azure

    Purl: pkg:deb/ubuntu/[email protected]~14.04.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.15.0-1041.45~14.04.1

    Affected versions

    4.15.0-1023.24~14.04.1
    4.15.0-1030.31~14.04.1
    4.15.0-1031.32~14.04.1
    4.15.0-1032.33~14.04.2
    4.15.0-1035.36~14.04.2
    4.15.0-1036.38~14.04.2
    4.15.0-1037.39~14.04.2
    4.15.0-1039.41~14.04.2
    4.15.0-1040.44~14.04.1

    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