[tor-bugs] #26846 [Core Tor/Tor]: prop289: Leave unused random bytes in relay cell payload
Tor Bug Tracker & Wiki
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Fri May 17 03:12:00 UTC 2019
#26846: prop289: Leave unused random bytes in relay cell payload
-------------------------------------------------+-------------------------
Reporter: dgoulet | Owner: dgoulet
Type: enhancement | Status: new
Priority: Medium | Milestone: Tor:
| 0.4.1.x-final
Component: Core Tor/Tor | Version:
Severity: Normal | Resolution:
Keywords: prop289, 035-roadmap-subtask, | Actual Points:
prop289-assigned-sponsor-v, 041-proposed-on- |
roadmap, 0411-alpha, security 041-should |
Parent ID: #26288 | Points:
Reviewer: | Sponsor:
| SponsorV
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Comment (by arma):
Replying to [comment:17 nickm]:
> Replying to [comment:16 nickm]:
> > Possibly foolish question: won't the sendme cells themselves have
enough empty space?
>
> Ah, never mind. The sendme cells that are guaranteed to get sent in
this case aren't going in the right direction.
Not only that, but sendmes don't count in the circuit digest -- they are
control cells, not relay data cells.
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/26846#comment:20>
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