CVE-2018-19824

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    CVE-2018-19824

    Published: 3 Dec 2018Last Modified: 16 Apr 2026

    Summary:

    Details: In the Linux kernel through 4.19.6, a local user could exploit a use-after-free in the ALSA driver by supplying a malicious USB Sound device (with zero interfaces) that is mishandled in usb_audio_probe in sound/usb/card.c.

    References: https://usn.ubuntu.com/3879-2/, https://usn.ubuntu.com/3931-2/, https://usn.ubuntu.com/3933-1/, https://access.redhat.com/errata/RHSA-2019:2703, https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html, https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html, https://usn.ubuntu.com/3930-1/, https://usn.ubuntu.com/3933-2/, https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html, https://support.f5.com/csp/article/K98155950, https://usn.ubuntu.com/3879-1/, https://usn.ubuntu.com/3930-2/, https://usn.ubuntu.com/3931-1/, http://www.securityfocus.com/bid/106109, https://github.com/torvalds/linux/commit/5f8cf712582617d523120df67d392059eaf2fc4b, https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/?id=5f8cf712582617d523120df67d392059eaf2fc4b, https://bugzilla.suse.com/show_bug.cgi?id=1118152

    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
    CVE-2018-19824 | CVE-DB