UBUNTU-CVE-2014-0049

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    UBUNTU-CVE-2014-0049

    Published: 11 Mar 2014Last Modified: 4 Feb 2026
    Upstream:
    CVE-2014-0049
    Aliases:
    USN-2175-1
    USN-2176-1
    USN-2177-1

    Summary:

    Details: Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that triggers an invalid memory copy affecting certain cancel_work_item data.

    References: https://ubuntu.com/security/CVE-2014-0049, http://seclists.org/oss-sec/2014/q1/468, https://ubuntu.com/security/notices/USN-2175-1, https://ubuntu.com/security/notices/USN-2176-1, https://ubuntu.com/security/notices/USN-2177-1, https://ubuntu.com/security/notices/USN-2178-1, https://ubuntu.com/security/notices/USN-2179-1, https://ubuntu.com/security/notices/USN-2180-1, https://ubuntu.com/security/notices/USN-2181-1, https://www.cve.org/CVERecord?id=CVE-2014-0049

    Affected packages

    Package

    Name: linux

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-17.37

    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-2014-0049 | CVE-DB