2 - 014: Bash mishandles word splitting under certain circumstances
3 when IFS is null (IFS=). Constructs affected include ${param/pat/sub}
4 and others when expanding arrays (array[@]).
5 - 015: Under certain circumstances, when using FIFOs for process
6 substitution, bash fails to unlink the FIFOs. This leaves open
7 file descriptors that can cause the shell to hang and litters