+++ This bug was initially created as a clone of Bug #171212 +++ Squid recently fixed an issue which can cause Squid to crash when processing certain odd FTP responses. More information here: http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE11-rfc1738_do_escape Here is the bug with the patch: http://www.squid-cache.org/bugs/show_bug.cgi?id=1426 This should also affect FC3