Fedora LVM partitions,mount through ubuntu Live CD.

Use the following steps.

login as root like this--
$sudo su -

#apt-get install lvm2

#modprobe dm-mod

#vgchange -a y

#lvdisplay ( it will show you the lvm partition)

Now mount the LVM ...

#mkdir /tmp

#mount /dev/VolGroup00/Logvol00 /tmp

Now check /tmp dir for access data.

Enjoy......:)