UBUNTU-CVE-2023-2898

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    UBUNTU-CVE-2023-2898

    Published: 26 May 2023Last Modified: 9 Sept 2026
    Upstream:
    CVE-2023-2898
    Aliases:
    USN-6285-1
    USN-6338-1
    USN-6338-2

    Summary:

    Details: There is a null-pointer-dereference flaw found in f2fs_write_end_io in fs/f2fs/data.c in the Linux kernel. This flaw allows a local privileged user to cause a denial of service problem.

    References: https://ubuntu.com/security/CVE-2023-2898, https://lore.kernel.org/linux-f2fs-devel/[email protected]/, https://lore.kernel.org/linux-f2fs-devel/[email protected]/, https://ubuntu.com/security/notices/USN-6285-1, https://ubuntu.com/security/notices/USN-6338-1, https://ubuntu.com/security/notices/USN-6339-1, https://ubuntu.com/security/notices/USN-6344-1, https://ubuntu.com/security/notices/USN-6350-1, https://ubuntu.com/security/notices/USN-6351-1, https://ubuntu.com/security/notices/USN-6338-2, https://ubuntu.com/security/notices/USN-6339-2, https://ubuntu.com/security/notices/USN-6339-3, https://ubuntu.com/security/notices/USN-6339-4, https://ubuntu.com/security/notices/USN-6385-1, https://www.cve.org/CVERecord?id=CVE-2023-2898

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/linux-hwe-edge?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-2023-2898 | CVE-DB