Summary
The remote host is missing an update to the system as announced in the referenced advisory.
Solution
Update your system with the appropriate patches or software upgrades.
http://www.mozilla.org/security/announce/mfsa2005-41.html http://www.vuxml.org/freebsd/f650d5b8-ae62-11d9-a788-0001020eed82.html
Insight
The following packages are affected:
firefox
linux-firefox
mozilla
linux-mozilla
linux-mozilla-devel
netscape7
de-linux-mozillafirebird
el-linux-mozillafirebird
ja-linux-mozillafirebird-gtk1
ja-mozillafirebird-gtk2
linux-mozillafirebird
ru-linux-mozillafirebird
zhCN-linux-mozillafirebird
zhTW-linux-mozillafirebird
de-linux-netscape
de-netscape7
fr-linux-netscape
fr-netscape7
ja-linux-netscape
ja-netscape7
linux-netscape
linux-phoenix
mozilla+ipv6
mozilla-embedded
mozilla-firebird
mozilla-gtk1
mozilla-gtk2
mozilla-gtk
mozilla-thunderbird
phoenix
pt_BR-netscape7