[Bug 3409] New: ssh-keygen -Y find-principals segfaults on malformed allowed_signers_file

bugzilla-daemon at mindrot.org bugzilla-daemon at mindrot.org
Fri Mar 18 22:08:53 AEDT 2022


https://bugzilla.mindrot.org/show_bug.cgi?id=3409

            Bug ID: 3409
           Summary: ssh-keygen -Y find-principals segfaults on malformed
                    allowed_signers_file
           Product: Portable OpenSSH
           Version: -current
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P5
         Component: ssh-keygen
          Assignee: unassigned-bugs at mindrot.org
          Reporter: mateusz at adamowski.pl

Steps to reproduce:

$ ssh-keygen -Y find-principals -s nauka1.txt.sig -f /dev/urandom
/dev/urandom:1: invalid key
/dev/urandom:2: invalid line
/dev/urandom:4: invalid key
/dev/urandom:5: invalid key
Segmentation fault (core dumped)


I don't have a patch yet.

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