I also had this problem with clonezilla-live-2.2.3-25-amd64.iso on Ubuntu 14.04 64 bit.
However it successfully created a bootable Ubuntu Server 14.04 installation disk on the same USB drive.
I also had this problem with clonezilla- live-2. 2.3-25- amd64.iso on Ubuntu 14.04 64 bit.
However it successfully created a bootable Ubuntu Server 14.04 installation disk on the same USB drive.