This update provides Python 3.4.5, which brings many fixes and enhancements. The following security issues have been fixed: - CVE-2016-1000110: CGIHandler could have allowed setting of HTTP_PROXY environment variable based on user supplied Proxy request header. - CVE-2016-0772: A vulnerability in smtplib could have allowed a MITM attacker to perform a startTLS stripping attack. - CVE-2016-5636: A heap overflow in Python"s zipimport module. - CVE-2016-5699: A header injection flaw in urrlib2/urllib/httplib/http.client. The update also includes the following non-security fixes: - Don"t force 3rd party C extensions to be built with -Werror=declaration-after-statement. - Make urllib proxy var handling behave as usual on POSIX. For a comprehensive list of changes please refer to the upstream change log: https://docs.python.org/3.4/whatsnew/changelog.html