CVE-2013-2207 Information

Description

pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files which allows local users to change the permission on the files and obtain access to arbitrary pseudo-terminals by leveraging a FUSE file system.

Reference

http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html http://secunia.com/advisories/55113 http://www.mandriva.com/security/advisories?name=MDVSA-2013:283 http://www.ubuntu.com/usn/USN-2985-1 http://www.ubuntu.com/usn/USN-2985-2 https://bugzilla.redhat.com/show_bug.cgi?id=976408 https://security.gentoo.org/glsa/201503-04 https://sourceware.org/bugzilla/show_bug.cgi?id=15755 https://sourceware.org/ml/libc-alpha/2013-08/msg00160.html