Ubuntu 4173-1: FreeTDS vulnerability

    Date30 Oct 2019
    CategoryUbuntu
    289
    Posted ByLinuxSecurity Advisories
    FreeTDS could be made to crash or run programs if it received specially crafted network traffic.
    ==========================================================================
    Ubuntu Security Notice USN-4173-1
    October 30, 2019
    
    freetds vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.10
    - Ubuntu 19.04
    - Ubuntu 18.04 LTS
    
    Summary:
    
    FreeTDS could be made to crash or run programs if it received specially
    crafted network traffic.
    
    Software Description:
    - freetds: libraries for connecting to MS SQL and Sybase SQL servers
    
    Details:
    
    Felix Wilhelm discovered that FreeTDS incorrectly handled certain types
    after a protocol downgrade. A remote attacker could use this issue to cause
    FreeTDS to crash, resulting in a denial of service, or possibly execute
    arbitrary code.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.10:
      freetds-bin                     1.1.6-1ubuntu0.1
      libct4                          1.1.6-1ubuntu0.1
      libsybdb5                       1.1.6-1ubuntu0.1
      tdsodbc                         1.1.6-1ubuntu0.1
    
    Ubuntu 19.04:
      freetds-bin                     1.00.104-1ubuntu0.1
      libct4                          1.00.104-1ubuntu0.1
      libsybdb5                       1.00.104-1ubuntu0.1
      tdsodbc                         1.00.104-1ubuntu0.1
    
    Ubuntu 18.04 LTS:
      freetds-bin                     1.00.82-2ubuntu0.1
      libct4                          1.00.82-2ubuntu0.1
      libsybdb5                       1.00.82-2ubuntu0.1
      tdsodbc                         1.00.82-2ubuntu0.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4173-1
      CVE-2019-13508
    
    Package Information:
      https://launchpad.net/ubuntu/+source/freetds/1.1.6-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/freetds/1.00.104-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/freetds/1.00.82-2ubuntu0.1
    
    
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