[tor-bugs] #24247 [Core Tor/Tor]: Fuzzing: check_signature mock can be fooled by a really short key.

["Tor Bug Tracker & Wiki" <blackhole@xxxxxxxxxxxxxx>]

#24247: Fuzzing: check_signature mock can be fooled by a really short key.
------------------------------+--------------------------------
     Reporter:  nickm         |      Owner:  nickm
         Type:  defect        |     Status:  assigned
     Priority:  Medium        |  Milestone:  Tor: 0.3.2.x-final
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:                |
------------------------------+--------------------------------
 Our mock function, mock_crypto_pk_public_checksig__nocheck, fails to
 behave properly when it gets a ridiculously short key: the caller will
 have allocated a small amount, but we'll write a 20-byte digest.

 This is causing a false positive on OSS-Fuzz.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/24247>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online

_______________________________________________
tor-bugs mailing list
tor-bugs@xxxxxxxxxxxxxxxxxxxx
https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-bugs