Ubuntu 4175-1: Nokogiri vulnerability

    Date05 Nov 2019
    CategoryUbuntu
    113
    Posted ByLinuxSecurity Advisories
    Ubuntu Large
    Nokogiri could be made to execute programs if it received specially crafted input.
    ==========================================================================
    Ubuntu Security Notice USN-4175-1
    November 05, 2019
    
    ruby-nokogiri 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:
    
    Nokogiri could be made to execute programs if it received
    specially crafted input.
    
    Software Description:
    - ruby-nokogiri: HTML, XML, SAX, and Reader parser for Ruby
    
    Details:
    
    It was discovered that Nokogiri incorrectly handled inputs. A remote attacker
    could possibly use this issue to execute arbitrary OS commands.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.10:
      ruby-nokogiri                   1.10.3+dfsg1-2ubuntu0.1
    
    Ubuntu 19.04:
      ruby-nokogiri                   1.10.0+dfsg1-2ubuntu0.1
    
    Ubuntu 18.04 LTS:
      ruby-nokogiri                   1.8.2-1ubuntu0.1
    
    Ubuntu 16.04 LTS:
      ruby-nokogiri                   1.6.7.2-3ubuntu0.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4175-1
      CVE-2019-5477
    
    Package Information:
      https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.10.3+dfsg1-2ubuntu0.1
      https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.10.0+dfsg1-2ubuntu0.1
      https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.8.2-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.6.7.2-3ubuntu0.1
    
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