UBUNTU-CVE-2026-80830

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    UBUNTU-CVE-2026-80830

    Published: 4 Sept 2026Last Modified: 25 Sept 2026
    Upstream:
    CVE-2026-80830

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: usb: core: Add lock to usb_wakeup_notification() Add a spin lock to usb_wakeup notification to prevent a race condition with dereferencing freed memory. This could be hit by the xHCI driver as it calls this function from an IRQ and could race with the hub_disconnect() function, which properly grabs this lock to protect the state of the device.

    References: https://ubuntu.com/security/CVE-2026-80830, https://www.cve.org/CVERecord?id=CVE-2026-80830, https://git.kernel.org/linus/e263e18a9e7b1ff3e7301f0801c6ff87c31adfb6

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.11.0-12.19

    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
    UBUNTU-CVE-2026-80830 | CVE-DB