[tor-bugs] #25229 [Applications/Tor Browser]: Resist Spectre by using retpoline and a new instruction provided by Intel with microcode update

Tor Bug Tracker & Wiki blackhole at torproject.org
Thu Mar 1 15:11:46 UTC 2018


#25229: Resist Spectre by using retpoline and a new instruction provided by Intel
with microcode update
--------------------------------------+-------------------------
 Reporter:  cypherpunks               |          Owner:  (none)
     Type:  defect                    |         Status:  closed
 Priority:  High                      |      Milestone:
Component:  Applications/Tor Browser  |        Version:
 Severity:  Normal                    |     Resolution:  invalid
 Keywords:  tbb-security              |  Actual Points:
Parent ID:                            |         Points:
 Reviewer:                            |        Sponsor:
--------------------------------------+-------------------------
Changes (by cypherpunks):

 * status:  reopened => closed
 * resolution:   => invalid


Comment:

 > tjr: Landed a 2ms bump in nightly and beta; uplifting to ESR 52.7

 ... so just wait for the (already mitigated) mitigation to pass a
 handshake to the next TB release.

 Replying to [comment:4 cypherpunks]:
 > "Go piss up a rope, little cypherpunk." (c)
 Stop using
 [https://trac.torproject.org/projects/tor/ticket/22511#comment:12 nickm's
 licensed phrases] without prior permission. ;)

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/25229#comment:5>
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