USN-3452-1: Ceph vulnerabilities

Discussion in 'Security' started by Ubuntu Security Notices, Oct 12, 2017 at 10:22 AM.

  1. Ubuntu Security Notice USN-3452-1


    11th October, 2017

    ceph vulnerabilities


    A security issue affects these releases of Ubuntu and its derivatives:

    • Ubuntu 14.04 LTS
    Summary


    Several security issues were fixed in Ceph.

    Software description

    • ceph - distributed storage and file system
    Details


    It was discovered that Ceph incorrectly handled the handle_command
    function. A remote authenticated user could use this issue to cause Ceph to
    crash, resulting in a denial of service. (CVE-2016-5009)

    Rahul Aggarwal discovered that Ceph incorrectly handled the
    authenticated-read ACL. A remote attacker could possibly use this issue to
    list bucket contents via a URL. (CVE-2016-7031)

    Diluga Salome discovered that Ceph incorrectly handled certain POST objects
    with null conditions. A remote attacker could possibly use this issue to
    cuase Ceph to crash, resulting in a denial of service. (CVE-2016-8626)

    Yang Liu discovered that Ceph incorrectly handled invalid HTTP Origin
    headers. A remote attacker could possibly use this issue to cuase Ceph to
    crash, resulting in a denial of service. (CVE-2016-9579)

    Update instructions


    The problem can be corrected by updating your system to the following package version:

    Ubuntu 14.04 LTS:
    ceph 0.80.11-0ubuntu1.14.04.3
    ceph-common 0.80.11-0ubuntu1.14.04.3

    To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

    In general, a standard system update will make all the necessary changes.

    References


    CVE-2016-5009, CVE-2016-7031, CVE-2016-8626, CVE-2016-9579

    Continue reading...
     

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