CVE-2018-10940

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    CVE-2018-10940

    Published: 9 May 2018Last Modified: 15 Mar 2026

    Summary:

    Details: The cdrom_ioctl_media_changed function in drivers/cdrom/cdrom.c in the Linux kernel before 4.16.6 allows local attackers to use a incorrect bounds check in the CDROM driver CDROM_MEDIA_CHANGED ioctl to read out kernel memory.

    References: https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html, https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html, https://usn.ubuntu.com/3695-1/, https://usn.ubuntu.com/3754-1/, https://usn.ubuntu.com/3695-2/, https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html, https://access.redhat.com/errata/RHSA-2018:2948, https://access.redhat.com/errata/RHSA-2018:3096, https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.6, https://access.redhat.com/errata/RHSA-2018:3083, https://lists.debian.org/debian-lts-announce/2018/06/msg00000.html, https://usn.ubuntu.com/3676-2/, https://usn.ubuntu.com/3676-1/, http://www.securityfocus.com/bid/104154, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9de4ee40547fd315d4a0ed1dd15a2fa3559ad707, https://github.com/torvalds/linux/commit/9de4ee40547fd315d4a0ed1dd15a2fa3559ad707

    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