Ubuntu 1582-1: RubyGems vulnerabilities

    Date25 Sep 2012
    CategoryUbuntu
    394
    Posted ByLinuxSecurity Advisories
    RubyGems could be made to download and install malicious gem files.
    ==========================================================================
    Ubuntu Security Notice USN-1582-1
    September 26, 2012
    
    rubygems vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 12.04 LTS
    
    Summary:
    
    RubyGems could be made to download and install malicious gem files.
    
    Software Description:
    - rubygems: package management framework for Ruby libraries/applications
    
    Details:
    
    John Firebaugh discovered that the RubyGems remote gem fetcher did not properly
    verify SSL certificates. A remote attacker could exploit this to perform a man
    in the middle attack to alter gem files being downloaded for installation.
    (CVE-2012-2126)
    
    John Firebaugh discovered that the RubyGems remote gem fetcher allowed
    redirection from HTTPS to HTTP. A remote attacker could exploit this to perform
    a man in the middle attack to alter gem files being downloaded for
    installation. (CVE-2012-2125)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 12.04 LTS:
      rubygems                        1.8.15-1ubuntu0.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      http://www.ubuntu.com/usn/usn-1582-1
      CVE-2012-2125, CVE-2012-2126
    
    Package Information:
      https://launchpad.net/ubuntu/+source/rubygems/1.8.15-1ubuntu0.1
    
    You are not authorised to post comments.

    Comments powered by CComment

    LinuxSecurity Poll

    What do you think of the articles on LinuxSecurity?

    No answer selected. Please try again.
    Please select either existing option or enter your own, however not both.
    Please select minimum 0 answer(s) and maximum 3 answer(s).
    /main-polls/24-what-do-you-think-of-the-quality-of-the-articles-on-linuxsecurity?task=poll.vote&format=json
    24
    radio
    [{"id":"87","title":"Excellent, don't change a thing!","votes":"38","type":"x","order":"1","pct":52.05,"resources":[]},{"id":"88","title":"Should be more technical","votes":"10","type":"x","order":"2","pct":13.7,"resources":[]},{"id":"89","title":"Should include more HOWTOs","votes":"25","type":"x","order":"3","pct":34.25,"resources":[]}]["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"]["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"]350
    bottom200

    We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.