Mandriva Linux Security Advisory – The mount and umount programs in util-linux called the setuid() and setgid() functions in the wrong order and did not check the return values, which could allow attackers to grain privileges via helper applications such as mount.nfs.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60139/MDKSA-2007-198.txt
Source: https://packetstormsecurity.com/files/60139/Mandriva-Linux-Security-Advisory-2007.198.html