UBUNTU-CVE-2016-6834

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    UBUNTU-CVE-2016-6834

    Published: 18 Aug 2016Last Modified: 4 Feb 2026
    Upstream:
    CVE-2016-6834
    Aliases:
    USN-3125-1

    Summary:

    Details: The net_tx_pkt_do_sw_fragmentation function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the current fragment length.

    References: https://ubuntu.com/security/CVE-2016-6834, http://www.openwall.com/lists/oss-security/2016/08/11/8, https://ubuntu.com/security/notices/USN-3125-1, https://www.cve.org/CVERecord?id=CVE-2016-6834

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1.30?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.0+dfsg-2ubuntu1.30

    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-2016-6834 | CVE-DB