UBUNTU-CVE-2016-5126

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    UBUNTU-CVE-2016-5126

    Published: 1 Jun 2016Last Modified: 4 Feb 2026
    Upstream:
    CVE-2016-5126
    Aliases:
    USN-3047-1

    Summary:

    Details: Heap-based buffer overflow in the iscsi_aio_ioctl function in block/iscsi.c in QEMU allows local guest OS users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code via a crafted iSCSI asynchronous I/O ioctl call.

    References: https://ubuntu.com/security/CVE-2016-5126, https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html, http://www.openwall.com/lists/oss-security/2016/05/30/6, https://ubuntu.com/security/notices/USN-3047-1, https://www.cve.org/CVERecord?id=CVE-2016-5126

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1.26?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.0+dfsg-2ubuntu1.26

    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-2016-5126 | CVE-DB