"Mozilla has patched a pair of security vulnerabilities in its
Firefox Web browser just in time for its release of security tools
at the Black Hat security conference in Las Vegas this week.
"The most notable security fix is the critical fix for a flaw
that Mozilla first blamed on browser rival Microsoft. Mozilla
Foundation Security Advisory 2007-27 is the open source group's
second attempt at fixing a flaw dealing with passing bad addresses
and information to external programs..."