OpenSolaris 2008.11 release 105 is available for upgrade with IPS from http://pkg.opensolaris.org/dev. I have successfully upgrade my labtop with the following procedure:
# pfexec pkg set-authority -O http://pkg.opensolaris.org:80/dev opensolaris.org-dev
# pfexec pkg set-authority -P opensolaris.org-dev
# pfexec pkg authority
AUTHORITY URL
blastwave http://blastwave.network.com:10000/
sunfreeware http://pkg.sunfreeware.com:9000/
opensolaris.org-dev (preferred) http://pkg.opensolaris.org:80/dev/
opensolaris.org http://pkg.opensolaris.org:80/
# pfexec pkg refresh
# pfexec pkg image-update
Then reboot your OpenSolaris. If you are using OpenSolaris on a Labtop run the frkit again and reboot because svc:/site/powernow:default will failed to start.