UBUNTU-CVE-2018-14611

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-14611

    UBUNTU-CVE-2018-14611

    Published: 27 Jul 2018Last Modified: 9 Sept 2026
    Upstream:
    CVE-2018-14611
    Aliases:
    USN-3932-1
    USN-3932-2
    USN-4094-1

    Summary:

    Details: An issue was discovered in the Linux kernel through 4.17.10. There is a use-after-free in try_merge_free_space() when mounting a crafted btrfs image, because of a lack of chunk type flag checks in btrfs_check_chunk_valid in fs/btrfs/volumes.c.

    References: https://ubuntu.com/security/CVE-2018-14611, https://bugzilla.kernel.org/show_bug.cgi?id=199839, https://patchwork.kernel.org/patch/10503099/, https://ubuntu.com/security/notices/USN-3932-1, https://ubuntu.com/security/notices/USN-3932-2, https://ubuntu.com/security/notices/USN-4094-1, https://ubuntu.com/security/notices/USN-4118-1, https://www.cve.org/CVERecord?id=CVE-2018-14611

    Affected packages

    Package

    Name: linux-azure

    Purl: pkg:deb/ubuntu/linux-azure?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.15.0-1059.64~14.04.1

    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
    4.15.0-1041.45~14.04.1
    4.15.0-1042.46~14.04.1
    4.15.0-1045.49~14.04.1
    4.15.0-1046.50~14.04.1
    4.15.0-1047.51~14.04.1
    4.15.0-1049.54~14.04.1
    4.15.0-1050.55~14.04.1
    4.15.0-1051.56~14.04.1
    4.15.0-1052.57~14.04.1
    4.15.0-1055.60~14.04.1
    4.15.0-1056.61~14.04.1
    4.15.0-1057.62~14.04.1

    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