The geli encryption provider 7 before r239184 on FreeBSD 10 uses a weak Master Key, which makes it easier for local users to defeat a cryptographic protection mechanism via a brute-force attack.Referenceshttps://exchange.xforce.ibmcloud.com/vulnerabilities/78057http://lists.freebsd.org/pipermail/freebsd-security/2012-August/006541.html