[tor-bugs] #13538 [Tor]: Stop signed left shift overflows in curve25519-donna (non-64-bit)

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#13538: Stop signed left shift overflows in curve25519-donna (non-64-bit)
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 Reporter:  teor                             |          Owner:
     Type:  defect                           |         Status:  assigned
 Priority:  Medium                           |      Milestone:  Tor:
Component:  Tor                              |  0.2.???
 Severity:  Normal                           |        Version:  Tor:
 Keywords:  tor-router integer-safety lorax  |  unspecified
Parent ID:                                   |     Resolution:
  Sponsor:                                   |  Actual Points:
                                             |         Points:
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Comment (by teor):

 See #17983.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/13538#comment:13>
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