UBUNTU-CVE-2019-19048

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    UBUNTU-CVE-2019-19048

    Published: 18 Nov 2019Last Modified: 4 Feb 2026
    Upstream:
    CVE-2019-19048

    Summary:

    Details: A memory leak in the crypto_reportstat() function in drivers/virt/vboxguest/vboxguest_utils.c in the Linux kernel before 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering copy_form_user() failures, aka CID-e0b0cb938864.

    References: https://ubuntu.com/security/CVE-2019-19048, https://git.kernel.org/linus/e0b0cb9388642c104838fac100a4af32745621e2, https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9, https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621e2, https://ubuntu.com/security/notices/USN-4208-1, https://ubuntu.com/security/notices/USN-4226-1, https://www.cve.org/CVERecord?id=CVE-2019-19048

    Affected packages

    Package

    Name: linux-hwe-edge

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    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
    UBUNTU-CVE-2019-19048 | CVE-DB