Ubuntu 4132-1: Expat vulnerability

    Date12 Sep 2019
    CategoryUbuntu
    211
    Posted ByLinuxSecurity Advisories
    Expat could be made to expose sensitive information if it received a specially crafted XML file.
    ==========================================================================
    Ubuntu Security Notice USN-4132-1
    September 12, 2019
    
    expat vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.04
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    
    Summary:
    
    Expat could be made to expose sensitive information if it received a
    specially crafted XML file.
    
    Software Description:
    - expat: XML parsing C library
    
    Details:
    
    It was discovered that Expat incorrectly handled certain XML files.
    An attacker could possibly use this issue to expose sensitive information.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.04:
      libexpat1                       2.2.6-1ubuntu0.19.5
    
    Ubuntu 18.04 LTS:
      libexpat1                       2.2.5-3ubuntu0.2
    
    Ubuntu 16.04 LTS:
      lib64expat1                     2.1.0-7ubuntu0.16.04.5
      libexpat1                       2.1.0-7ubuntu0.16.04.5
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4132-1
      CVE-2019-15903
    
    Package Information:
      https://launchpad.net/ubuntu/+source/expat/2.2.6-1ubuntu0.19.5
      https://launchpad.net/ubuntu/+source/expat/2.2.5-3ubuntu0.2
      https://launchpad.net/ubuntu/+source/expat/2.1.0-7ubuntu0.16.04.5
    
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