title: Red Hat Security Advisory: python security update
description: python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib python: Missing salt initialization in _elementtree.c module python: CRLF injection via the query part of the url passed to urlopen() python: CRLF injection via the path part of the url passed to urlopen() python: Undocumented local_file protocol allows remote attackers to bypass protection mechanisms
cpes: cpe:/o:redhat:rhel_aus:7.4::server cpe:/o:redhat:rhel_e4s:7.4::server cpe:/o:redhat:rhel_tus:7.4::server