Ubuntu 3311-1: libnl vulnerability

    Date06 Jun 2017
    CategoryUbuntu
    36
    Posted ByLinuxSecurity Advisories
    libnl could be made to crash or run programs.
    ==========================================================================
    Ubuntu Security Notice USN-3311-1
    June 06, 2017
    
    libnl3 vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 17.04
    - Ubuntu 16.10
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    
    Summary:
    
    libnl could be made to crash or run programs.
    
    Software Description:
    - libnl3: library for dealing with netlink sockets
    
    Details:
    
    It was discovered that libnl incorrectly handled memory when performing
    certain operations. A local attacker could possibly use this issue to cause
    libnl to crash, resulting in a denial of service, or execute arbitrary
    code.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 17.04:
      libnl-3-200                     3.2.29-0ubuntu2.1
    
    Ubuntu 16.10:
      libnl-3-200                     3.2.27-1ubuntu0.16.10.1
    
    Ubuntu 16.04 LTS:
      libnl-3-200                     3.2.27-1ubuntu0.16.04.1
    
    Ubuntu 14.04 LTS:
      libnl-3-200                     3.2.21-1ubuntu4.1
    
    After a standard system update you need to reboot your computer to make
    all the necessary changes.
    
    References:
      https://www.ubuntu.com/usn/usn-3311-1
      CVE-2017-0553
    
    Package Information:
      https://launchpad.net/ubuntu/+source/libnl3/3.2.29-0ubuntu2.1
      https://launchpad.net/ubuntu/+source/libnl3/3.2.27-1ubuntu0.16.10.1
      https://launchpad.net/ubuntu/+source/libnl3/3.2.27-1ubuntu0.16.04.1
      https://launchpad.net/ubuntu/+source/libnl3/3.2.21-1ubuntu4.1
    
    
    
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