USN-800-1: irssi vulnerability

Releases

• Ubuntu 9.04
• Ubuntu 8.10
• Ubuntu 8.04
• Ubuntu 6.06

Packages

• irssi -

Details

It was discovered that irssi did not properly check the length of strings
when processing WALLOPS messages. If a user connected to an IRC network
where an attacker had IRC operator privileges, a remote attacker could
cause a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 9.04

• irssi - 0.8.12-6ubuntu1.1

Ubuntu 8.10

• irssi - 0.8.12-4ubuntu2.1

Ubuntu 8.04

• irssi - 0.8.12-3ubuntu3.1

Ubuntu 6.06

• irssi - 0.8.10-1ubuntu1.1

After a standard system upgrade you need to restart irssi to effect the
necessary changes.

References

• CVE-2009-1959