Ubuntu 3897-1: Thunderbird vulnerabilities

    Date26 Feb 2019
    CategoryUbuntu
    3405
    Posted ByLinuxSecurity Advisories
    Several security issues were fixed in Thunderbird.
    ==========================================================================
    Ubuntu Security Notice USN-3897-1
    February 26, 2019
    
    thunderbird vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 18.10
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    
    Summary:
    
    Several security issues were fixed in Thunderbird.
    
    Software Description:
    - thunderbird: Mozilla Open Source mail and newsgroup client
    
    Details:
    
    A use-after-free was discovered in libical. If a user were tricked in to
    opening a specially crafted ICS calendar file, an attacker could
    potentially exploit this to cause a denial of service. (CVE-2016-5824)
    
    Multiple security issues were discovered in Thunderbird. If a user were
    tricked in to opening a specially crafted message, an attacker could
    potentially exploit these to cause a denial of service, or execute
    arbitrary code. (CVE-2018-18356, CVE-2018-18500, CVE-2019-5785)
    
    Multiple security issues were discovered in Thunderbird. If a user were
    tricked in to opening a specially crafted website in a browsing context,
    an attacker could potentially exploit these to cause a denial of service,
    gain additional privileges by escaping the sandbox, or execute arbitrary
    code. (CVE-2018-18501, CVE-2018-18505)
    
    An issue was discovered with S/MIME signature verification in some
    circumstances. An attacker could potentially exploit this by spoofing
    signatures for arbitrary content. (CVE-2018-18509)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 18.10:
      thunderbird                     1:60.5.1+build2-0ubuntu0.18.10.1
    
    Ubuntu 18.04 LTS:
      thunderbird                     1:60.5.1+build2-0ubuntu0.18.04.1
    
    Ubuntu 16.04 LTS:
      thunderbird                     1:60.5.1+build2-0ubuntu0.16.04.1
    
    Ubuntu 14.04 LTS:
      thunderbird                     1:60.5.1+build2-0ubuntu0.14.04.1
    
    After a standard system update you need to restart Thunderbird to make
    all the necessary changes.
    
    References:
      https://usn.ubuntu.com/usn/usn-3897-1
      CVE-2016-5824, CVE-2018-18356, CVE-2018-18500, CVE-2018-18501,
      CVE-2018-18505, CVE-2018-18509, CVE-2019-5785
    
    Package Information:
     
    https://launchpad.net/ubuntu/+source/thunderbird/1:60.5.1+build2-0ubuntu0.18.10.1
     
    https://launchpad.net/ubuntu/+source/thunderbird/1:60.5.1+build2-0ubuntu0.18.04.1
     
    https://launchpad.net/ubuntu/+source/thunderbird/1:60.5.1+build2-0ubuntu0.16.04.1
     
    https://launchpad.net/ubuntu/+source/thunderbird/1:60.5.1+build2-0ubuntu0.14.04.1
    
    
    
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