This update for tomcat6 fixes the following issues: Tomcat was updated to version 6.0.53: The full changelog is: http://tomcat.apache.org/tomcat-6.0-doc/changelog.html Security issues fixed: - CVE-2017-5647: A bug in the handling of pipelined requests could lead to information disclosure (bsc#1036642) - CVE-2016-8745: Regression in the error handling methods could lead to information disclosure (bsc#1015119) - CVE-2016-8735: Remote code execution vulnerability in JmxRemoteLifecycleListener (bsc#1011805) - CVE-2016-6816: HTTP Request smuggling vulnerability due to permitting invalid character in HTTP requests (bsc#1011812) - CVE-2016-6797: Unrestricted Access to Global Resources (bsc#1007853) - CVE-2016-6796: Manager Bypass (bsc#1007858) - CVE-2016-6794: System Property Disclosure (bsc#1007857) - CVE-2016-5018: Security Manager Bypass (bsc#1007855) - CVE-2016-0762: Realm Timing Attack (bsc#1007854) - CVE-2016-5388: an arbitrary HTTP_PROXY environment variable might allow remote attackers to redirect outbound HTTP traffic (bsc#988489)