The pre-install script in texlive 3.1.20140525_r34255.fc21 as packaged in Fedora 21 and rpm, and texlive 6.20131226_r32488.fc20 and rpm allows local users to delete arbitrary files via a crafted file in the user's home directory.
https://bugzilla.redhat.com/show_bug.cgi?id=1197082
http://www.securityfocus.com/bid/72826
http://www.openwall.com/lists/oss-security/2015/02/27/6
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154424.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154198.html