The _rl_tropen function in util.c in GNU readline before 6.3 patch 3 allows local users to create or overwrite arbitrary files via a symlink attack on a /var/tmp/rltrace.[PID] file.Referenceshttp://www.mandriva.com/security/advisories?name=MDVSA-2014:154http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00037.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=1077023https://lists.fedoraproject.org/pipermail/package-announce/2014-July/135686.htmlhttp://seclists.org/oss-sec/2014/q1/587http://www.mandriva.com/security/advisories?name=MDVSA-2015:132http://advisories.mageia.org/MGASA-2014-0319.htmlhttp://lists.gnu.org/archive/html/bug-readline/2014-03/msg00057.htmlhttp://seclists.org/oss-sec/2014/q1/579