Ubuntu 1657-1: Bind vulnerability

    Date06 Dec 2012
    CategoryUbuntu
    81
    Posted ByLinuxSecurity Advisories
    Bind could be made to crash if it received specially crafted network traffic.
    ==========================================================================
    Ubuntu Security Notice USN-1657-1
    December 06, 2012
    
    bind9 vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 12.10
    - Ubuntu 12.04 LTS
    
    Summary:
    
    Bind could be made to crash if it received specially crafted network
    traffic.
    
    Software Description:
    - bind9: Internet Domain Name Server
    
    Details:
    
    It was discovered that Bind incorrectly handled certain crafted queries
    when DNS64 was enabled. A remote attacker could use this flaw to cause Bind
    to crash, resulting in a denial of service.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 12.10:
      bind9                           1:9.8.1.dfsg.P1-4.2ubuntu3.1
    
    Ubuntu 12.04 LTS:
      bind9                           1:9.8.1.dfsg.P1-4ubuntu0.5
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      http://www.ubuntu.com/usn/usn-1657-1
      CVE-2012-5688
    
    Package Information:
      https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4.2ubuntu3.1
      https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.5
    
    
    
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