Bug #1789: TCPSocket#read returns untainted string
http://redmine.ruby-lang.org/issues/show/1789
e$B5/I<<Te(B: Masahiro T.
e$B%9%F!<%?%9e(B: Open, e$BM%@hEYe(B: Normal
e$B%+%F%4%je(B: ext
ruby -v: 1.9.2dev (2009-07-19 trunk 24201) [i686-linux]
e$B$H$_$?$G$9!#e(B
TCPSocket#read e$B$,e(B untainted e$BJ8;zNs$rJV$7$^$9!#e(B
$ ruby -v -rsocket -e ‘p TCPSocket.new(“localhost”,25).read(4).tainted?’
ruby 1.9.2dev (2009-07-19 trunk 24201) [i686-linux]
false
1.8.7 e$B$G$Oe(B tainted e$B$G$9!#e(B
$ ruby -v -rsocket -e ‘p TCPSocket.new(“localhost”,25).read(4).tainted?’
ruby 1.8.7 (2008-08-11 patchlevel 72) [i486-linux]
true
e$B$A$J$_$Ke(B TCPSocket#gets e$B$Oe(B tainted e$B$K$J$j$^$9!#e(B
$ /usr/local/ruby-1.9.1/bin/ruby -v -rsocket -e ‘p
TCPSocket.new(“localhost”,25).gets.tainted?’
ruby 1.9.2dev (2009-07-19 trunk 24201) [i686-linux]
true