UBUNTU-CVE-2015-7549

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    UBUNTU-CVE-2015-7549

    Published: 16 Dec 2015Last Modified: 4 Feb 2026
    Upstream:
    CVE-2015-7549
    Aliases:
    USN-2891-1

    Summary:

    Details: The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by leveraging failure to define the .write method.

    References: https://ubuntu.com/security/CVE-2015-7549, http://www.openwall.com/lists/oss-security/2015/12/14/2, https://ubuntu.com/security/notices/USN-2891-1, https://www.cve.org/CVERecord?id=CVE-2015-7549

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1.22?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.0+dfsg-2ubuntu1.22

    Affected versions

    1.5.0+dfsg-3ubuntu5
    1.5.0+dfsg-3ubuntu6

    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-2015-7549 | CVE-DB