t-coffee before 11.00.8cbe486-2 allows local users to write to ~/.t_coffee globally.Referenceshttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=751579https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8621.htmlhttp://www.openwall.com/lists/oss-security/2015/12/23/4http://cve.killedkenny.io/cve/CVE-2015-8621https://security-tracker.debian.org/tracker/CVE-2015-8621/