[tor-bugs] #21357 [Core Tor/Tor]: potential bug: Some IPv6Exits do not add the ipv6-policy line to their descriptor

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#21357: potential bug: Some IPv6Exits do not add the ipv6-policy line to their
descriptor
--------------------------+------------------------------------
 Reporter:  cypherpunks   |          Owner:
     Type:  defect        |         Status:  needs_review
 Priority:  Medium        |      Milestone:  Tor: 0.3.0.x-final
Component:  Core Tor/Tor  |        Version:  Tor: 0.2.4.7-alpha
 Severity:  Major         |     Resolution:
 Keywords:  ipv6          |  Actual Points:  1
Parent ID:                |         Points:  2
 Reviewer:                |        Sponsor:
--------------------------+------------------------------------

Comment (by cypherpunks):

 Thanks for the fast bug squashing.

 Replying to [comment:7 nickm]:
 > This seems like the kind of bug we should be sure to fix in 0.3.0 if we
 can;

 Please consider also backporting it to 0.2.9.x.

 list of potentially (their IPv6Exit setting is unknown to me) affected
 IPv6 exits by major tor version:
 {{{
 +-------------+------------------+--------+
 | tor_version | exit_probability | relays |
 +-------------+------------------+--------+
 | 0.2.9       |             14.5 |     50 |
 | 0.3.0       |              4.4 |     18 |
 | 0.2.7       |              3.0 |      8 |
 | 0.2.8       |              2.1 |     17 |
 | 0.2.5       |              0.4 |      7 |
 | 0.2.4       |              0.1 |      1 |
 +-------------+------------------+--------+
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21357#comment:9>
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