Ubuntu 4164-1: Libxslt vulnerabilities

    Date22 Oct 2019
    CategoryUbuntu
    318
    Posted ByLinuxSecurity Advisories
    Ubuntu Large
    Several security issues were fixed in Libxslt.
    ==========================================================================
    Ubuntu Security Notice USN-4164-1
    October 22, 2019
    
    libxslt vulnerabilities
    ==========================================================================
    
    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
    - Ubuntu 14.04 ESM
    - Ubuntu 12.04 ESM
    
    Summary:
    
    Several security issues were fixed in Libxslt.
    
    Software Description:
    - libxslt: XSLT processing library
    
    Details:
    
    It was discovered that Libxslt incorrectly handled certain documents.
    An attacker could possibly use this issue to access sensitive information.
    This issue not affected Ubuntu 19.10. (CVE-2019-13117, CVE-2019-13118)
    
    It was discovered that Libxslt incorrectly handled certain documents.
    An attacker could possibly use this issue to execute arbitrary code.
    (CVE-2019-18197)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.10:
      libxslt1.1                      1.1.33-0ubuntu1.1
    
    Ubuntu 19.04:
      libxslt1.1                      1.1.32-2ubuntu0.2
    
    Ubuntu 18.04 LTS:
      libxslt1.1                      1.1.29-5ubuntu0.2
    
    Ubuntu 16.04 LTS:
      libxslt1.1                      1.1.28-2.1ubuntu0.3
    
    Ubuntu 14.04 ESM:
      libxslt1.1                      1.1.28-2ubuntu0.2+esm1
    
    Ubuntu 12.04 ESM:
      libxslt1.1                      1.1.26-8ubuntu1.6
    
    In general, a standard system update will make all the necessary changes.
    make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4164-1
      CVE-2019-13117, CVE-2019-13118, CVE-2019-18197
    
    Package Information:
      https://launchpad.net/ubuntu/+source/libxslt/1.1.33-0ubuntu1.1
      https://launchpad.net/ubuntu/+source/libxslt/1.1.32-2ubuntu0.2
      https://launchpad.net/ubuntu/+source/libxslt/1.1.29-5ubuntu0.2
      https://launchpad.net/ubuntu/+source/libxslt/1.1.28-2.1ubuntu0.3
    
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