FreeBSD : SA-04:03.jail
Medium Nessus Plugin ID 12556
SynopsisThe remote device is missing a vendor-supplied security patch
DescriptionThe remote host is running a version of the FreeBSD kernel which contains a bug which may allow a jailed process to attach to another jail.
An attacker compromised a jailed process on the remote host could exploit this flaw to switch to other jails on the system.