USN-2807-1

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    USN-2807-1

    Published: 10 Nov 2015Last Modified: 10 Feb 2026

    Summary: linux-lts-wily vulnerability

    Details: Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service (system crash) in the host OS.

    References: https://ubuntu.com/security/notices/USN-2807-1, https://ubuntu.com/security/CVE-2015-5307

    Affected packages

    Package

    Name: linux-lts-wily

    Purl: pkg:deb/ubuntu/[email protected]~14.04.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.2.0-18.22~14.04.1

    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