Ubuntu Security Notice USN-4055-1

Ubuntu Security Notice 4055-1 - Mike Salvatore discovered that FlightCrew improperly handled certain malformed EPUB files. An attacker could potentially use this vulnerability to cause a denial of service. Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem. 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. Various other issues were also addressed.