Summary
The remote host is missing an update as announced
via advisory SSA:2008-210-10.
Solution
https://secure1.securityspace.com/smysecure/catid.html?in=SSA:2008-210-10
Insight
New vim packages are available for Slackware 11.0, 12.0, 12.1, and -current to fix security issues.
More details about this issue may be found here:
http://www.rdancer.org/vulnerablevim.html