Description of problem:
Adding a Red Hat errata to a custom channel on Spacewalk 2.1 nightly @ Oracle ends up with ISE and traceback in catalina.out.

Version-Release number of selected component (if applicable):
Spacewalk 2.1 nightly
spacewalk-java-2.1.90-1.fc19.noarch

How reproducible:
always

Steps to Reproduce:
1. create some custom channel <channel>
2. go to Channels -> Manage Software Channels -> <channel> -> Errata -> Add -> Add Red Hat Errata

Actual results:
ISE occurs + traceback in catalina.out

[...]
Caused by: java.lang.RuntimeException: java.sql.SQLSyntaxErrorException: ORA-00911: invalid character

	at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.execute(NewProxyPreparedStatement.java:394)
	at com.redhat.rhn.common.db.NamedPreparedStatement.execute(NamedPreparedStatement.java:140)
	at com.redhat.rhn.common.db.datasource.CachedStatement.execute(CachedStatement.java:467)
	at com.redhat.rhn.common.db.datasource.CachedStatement.execute(CachedStatement.java:443)
	at com.redhat.rhn.common.db.datasource.CachedStatement.execute(CachedStatement.java:345)
	at com.redhat.rhn.common.db.datasource.CachedStatement.execute(CachedStatement.java:351)
	at com.redhat.rhn.common.db.datasource.CachedStatement.execute(CachedStatement.java:287)
	at com.redhat.rhn.common.db.datasource.SelectMode.execute(SelectMode.java:110)
	at com.redhat.rhn.manager.channel.ChannelManager.findErrataFromRhnSetForTarget(ChannelManager.java:2339)
	at com.redhat.rhn.frontend.action.channel.manage.AddRedHatErrataAction.getData(AddRedHatErrataAction.java:324)
	at com.redhat.rhn.frontend.action.channel.manage.AddRedHatErrataAction.execute(AddRedHatErrataAction.java:215)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:425)
	... 41 more
[...]
Expected results:
no ISE, no traceback, one is able to add a Red Hat errata to the channel

Additional info:
only Oracle issue