[tor-bugs] #17027 [Tor]: policies_parse_exit_policy_internal should block all IPv4 and IPv6 local addresses

[Tor Bug Tracker & Wiki]

#17027: policies_parse_exit_policy_internal should block all IPv4 and IPv6 local
addresses
-------------------------+-------------------------------------------------
     Reporter:  teor     |      Owner:
         Type:  defect   |     Status:  needs_review
     Priority:  major    |  Milestone:  Tor: 0.2.7.x-final
    Component:  Tor      |    Version:  Tor: unspecified
   Resolution:           |   Keywords:  TorCoreTeam201509 security
Actual Points:           |  026-backport
       Points:           |  Parent ID:
-------------------------+-------------------------------------------------

Comment (by nickm):

 Looks good!
   * Needs a changes file.
   * I'm thinking this doesn't run us into trouble with bug #12497.
 Somebody should check my logic, though.
   * get_interface_address6_list() can't return NULL, but its callers all
 check whether it does.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/17027#comment:11>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online