UBUNTU-CVE-2017-11434

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    UBUNTU-CVE-2017-11434

    Published: 25 Jul 2017Last Modified: 4 Feb 2026
    Upstream:
    CVE-2017-11434
    Aliases:
    USN-3414-1

    Summary:

    Details: The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) via a crafted DHCP options string.

    References: https://ubuntu.com/security/CVE-2017-11434, https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html, https://ubuntu.com/security/notices/USN-3414-1, https://www.cve.org/CVERecord?id=CVE-2017-11434

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1.35?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.0+dfsg-2ubuntu1.35

    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