Ubuntu 4172-1: file vulnerability

    Date30 Oct 2019
    CategoryUbuntu
    260
    Posted ByLinuxSecurity Advisories
    file could be made to crash or run programs if it opened a specially crafted file.
    ==========================================================================
    Ubuntu Security Notice USN-4172-1
    October 30, 2019
    
    file vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.10
    - Ubuntu 19.04
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    
    Summary:
    
    file could be made to crash or run programs if it opened a specially
    crafted file.
    
    Software Description:
    - file: Tool to determine file types
    
    Details:
    
    It was discovered that file incorrectly handled certain malformed files. An
    attacker could use this issue to cause 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:
      file                            1:5.37-5ubuntu0.1
      libmagic1                       1:5.37-5ubuntu0.1
    
    Ubuntu 19.04:
      file                            1:5.35-4ubuntu0.1
      libmagic1                       1:5.35-4ubuntu0.1
    
    Ubuntu 18.04 LTS:
      file                            1:5.32-2ubuntu0.3
      libmagic1                       1:5.32-2ubuntu0.3
    
    Ubuntu 16.04 LTS:
      file                            1:5.25-2ubuntu1.3
      libmagic1                       1:5.25-2ubuntu1.3
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4172-1
      CVE-2019-18218
    
    Package Information:
      https://launchpad.net/ubuntu/+source/file/1:5.37-5ubuntu0.1
      https://launchpad.net/ubuntu/+source/file/1:5.35-4ubuntu0.1
      https://launchpad.net/ubuntu/+source/file/1:5.32-2ubuntu0.3
      https://launchpad.net/ubuntu/+source/file/1:5.25-2ubuntu1.3
    
    
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