The remote host is missing updates announced in advisory GLSA 201209-06.

All Expat users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/expat-2.1.0_beta3' Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying some of these packages. http://www.securityspace.com/smysecure/catid.html?in=GLSA%20201209-06 http://bugs.gentoo.org/show_bug.cgi?id=280615 http://bugs.gentoo.org/show_bug.cgi?id=303727 http://bugs.gentoo.org/show_bug.cgi?id=407519

Multiple vulnerabilities have been found in Expat, possibly resulting in Denial of Service.