[tor-bugs] #12427 [Tor bundles/installation]: Investigate Virtual Table Verification (VTV) hardening for Tor Browser on Linux and Windows (was: Investigate Virtual Table Verification (VTV) hardening for Tor Browser on Windows)

[Tor Bug Tracker & Wiki]

#12427: Investigate Virtual Table Verification (VTV) hardening for Tor Browser on
Linux and Windows
-------------------------------------+-------------------------------------
     Reporter:  gk                   |      Owner:  erinn
         Type:  task                 |     Status:  new
     Priority:  normal               |  Milestone:
    Component:  Tor                  |    Version:
  bundles/installation               |   Keywords:  tbb-security,
   Resolution:                       |  TorbrowserTeam201407
Actual Points:                       |  Parent ID:
       Points:                       |
-------------------------------------+-------------------------------------
Description changed by gk:

Old description:

> VTV (see: https://gcc.gnu.org/wiki/vtv) is a hardening feature introduced
> in GCC 4.9.0 which might be usable for our Tor Browser builds for Windows
> as we are using GCC for cross-compiling. We should investigate that and
> fix possible roadblocks.

New description:

 VTV (see: https://gcc.gnu.org/wiki/vtv) is a hardening feature introduced
 in GCC 4.9.0 which might be usable for our Tor Browser builds for Linux
 and Windows as we are using GCC for (cross-)compiling. We should
 investigate that and fix possible roadblocks.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/12427#comment:7>
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