CVE-2018-14611

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    CVE-2018-14611

    Published: 27 Jul 2018Last Modified: 15 Mar 2026

    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://lists.debian.org/debian-lts-announce/2020/06/msg00011.html, https://usn.ubuntu.com/3932-1/, https://usn.ubuntu.com/3932-2/, https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html, https://usn.ubuntu.com/4094-1/, https://usn.ubuntu.com/4118-1/, http://www.securityfocus.com/bid/104917, https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html, https://bugzilla.kernel.org/show_bug.cgi?id=199839, https://patchwork.kernel.org/patch/10503099/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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