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List:       openssh-bugs
Subject:    [Bug 3409] New: ssh-keygen -Y find-principals segfaults on malformed allowed_signers_file
From:       bugzilla-daemon () mindrot ! org
Date:       2022-03-18 11:08:53
Message-ID: bug-3409-705 () https ! bugzilla ! mindrot ! org/
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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@mindrot.org
          Reporter: mateusz@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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