Ubuntu 1963-1: usb-creator vulnerability

    Date18 Sep 2013
    82
    Posted ByLinuxSecurity Advisories
    usb-creator could be tricked into bypassing polkit authorizations.
    ==========================================================================
    Ubuntu Security Notice USN-1963-1
    September 18, 2013
    
    usb-creator vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 13.04
    - Ubuntu 12.10
    - Ubuntu 12.04 LTS
    
    Summary:
    
    usb-creator could be tricked into bypassing polkit authorizations.
    
    Software Description:
    - usb-creator: create a startup disk using a CD or disc image
    
    Details:
    
    It was discovered that usb-creator was using polkit in an unsafe manner. A
    local attacker could possibly use this issue to bypass intended polkit
    authorizations.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 13.04:
      usb-creator-common              0.2.47.1
    
    Ubuntu 12.10:
      usb-creator-common              0.2.40ubuntu2
    
    Ubuntu 12.04 LTS:
      usb-creator-common              0.2.38.2
    
    After a standard system update you need to reboot your computer to make
    all the necessary changes.
    
    References:
      https://www.ubuntu.com/usn/usn-1963-1
      CVE-2013-1063
    
    Package Information:
      https://launchpad.net/ubuntu/+source/usb-creator/0.2.47.1
      https://launchpad.net/ubuntu/+source/usb-creator/0.2.40ubuntu2
      https://launchpad.net/ubuntu/+source/usb-creator/0.2.38.2
    
    
    

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