Ubuntu 3731-1: LFTP vulnerability

    Date06 Aug 2018
    CategoryUbuntu
    2550
    Posted ByAnthony Pell
    LFTP could be made to crash if it received specially crafted file.
    ==========================================================================
    Ubuntu Security Notice USN-3731-1
    August 06, 2018
    
    lftp vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    
    Summary:
    
    LFTP could be made to crash if it received specially crafted file.
    
    Software Description:
    - lftp: Sophisticated command-line FTP/HTTP/BitTorrent client programs
    
    Details:
    
    It was discovered that LFTP incorrectly handled certain files.
    An attacker could possibly use this issue to cause a denial of service.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 18.04 LTS:
      lftp                            4.8.1-1ubuntu0.1
    
    Ubuntu 16.04 LTS:
      lftp                            4.6.3a-1ubuntu0.1
    
    Ubuntu 14.04 LTS:
      lftp                            4.4.13-1ubuntu0.1
    
    In general, a standard system update will make all the necessary
    changes.
    
    References:
      https://usn.ubuntu.com/usn/usn-3731-1
      CVE-2018-10196
    
    Package Information:
      https://launchpad.net/ubuntu/+source/lftp/4.8.1-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/lftp/4.6.3a-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/lftp/4.4.13-1ubuntu0.1
    
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