IRSSI Long Malformed Topic Denial Of Service Vulnerability Solution:
This issue does not appear to be present in versions earlier than 0.8.4. It has also been reported that only the text version of the client is affected, and irssi-gnome and irssi-gtk are unaffected.
FreeBSD has released a Security Notice FreeBSD-SN-02:05. Users of FreeBSD
systems are strongly urged to upgrade their ports tree to fix various
reported issues. Further information can be found in the referenced
Security Notice.
Fixes are available:
irssi irssi 0.8.4