Ubuntu 4055-1: flightcrew vulnerabilities

    Date15 Jul 2019
    1057
    Posted ByLinuxSecurity Advisories
    Several security issues were fixed in FlightCrew.
    ==========================================================================
    Ubuntu Security Notice USN-4055-1
    July 15, 2019
    
    flightcrew vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.04
    - Ubuntu 18.10
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    
    Summary:
    
    Several security issues were fixed in FlightCrew.
    
    Software Description:
    - flightcrew: C++ epub validator and plugin for Sigil
    
    Details:
    
    Mike Salvatore discovered that FlightCrew improperly handled certain
    malformed EPUB files. An attacker could potentially use this vulnerability
    to cause a denial of service. (CVE-2019-13032)
    
    Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB
    files. An attacker could use this vulnerability to write arbitrary files to
    the filesystem. (CVE-2019-13241)
    
    Mike Salvatore discovered that the version of Zipios included in FlightCrew
    mishandled certain malformed ZIP files. An attacker could use this vulnerability
    to cause a denial of service or consume system resources. (CVE-2019-13453)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.04:
      flightcrew                      0.7.2+dfsg-13ubuntu0.19.04.1
      libflightcrew0v5                0.7.2+dfsg-13ubuntu0.19.04.1
    
    Ubuntu 18.10:
      flightcrew                      0.7.2+dfsg-12ubuntu0.1
      libflightcrew0v5                0.7.2+dfsg-12ubuntu0.1
    
    Ubuntu 18.04 LTS:
      flightcrew                      0.7.2+dfsg-10ubuntu0.1
      libflightcrew0v5                0.7.2+dfsg-10ubuntu0.1
    
    Ubuntu 16.04 LTS:
      flightcrew                      0.7.2+dfsg-6ubuntu0.1
      libflightcrew0v5                0.7.2+dfsg-6ubuntu0.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4055-1
      CVE-2019-13032, CVE-2019-13241, CVE-2019-13453
    
    Package Information:
      https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-13ubuntu0.19.04.1
      https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-12ubuntu0.1
      https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-10ubuntu0.1
      https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-6ubuntu0.1
    
    

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