[tor-bugs] #30920 [Core Tor/Tor]: Detect uint64 overflow in config_parse_units()

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#30920: Detect uint64 overflow in config_parse_units()
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 Reporter:  nickm          |          Owner:  (none)
     Type:  defect         |         Status:  new
 Priority:  Low            |      Milestone:  Tor: 0.4.2.x-final
Component:  Core Tor/Tor   |        Version:
 Severity:  Minor          |     Resolution:
 Keywords:  easy overflow  |  Actual Points:
Parent ID:                 |         Points:
 Reviewer:                 |        Sponsor:
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Comment (by teor):

 Thanks for offering to help out.
 That code looks good.

 We'll also need some unit tests.

 Do you use git?
 We accept pull requests on GitHub, or send us the URL of your git
 repository.

 If you can add a changes file, that would also be helpful:
 https://gitweb.torproject.org/tor.git/tree/doc/HACKING/CodingStandards.md#n95

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30920#comment:4>
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