CVE-2024-0340

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    CVE-2024-0340

    Published: 9 Jan 2024Last Modified: 15 Mar 2026

    Summary:

    Details: A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.

    References: https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html, https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html, https://access.redhat.com/errata/RHSA-2024:3618, https://access.redhat.com/errata/RHSA-2024:3627, https://access.redhat.com/errata/RHSA-2024:9315, https://access.redhat.com/errata/RHSA-2025:7526, https://access.redhat.com/security/cve/CVE-2024-0340, https://bugzilla.redhat.com/show_bug.cgi?id=2257406, https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5relrc/T/

    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-2024-0340 | CVE-DB