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Date:      Mon, 19 Apr 2021 16:45:43 +0000
From:      bugzilla-noreply@freebsd.org
To:        ports-bugs@FreeBSD.org
Subject:   [Bug 255229] net/mosquitto: CVE-2021-23980
Message-ID:  <bug-255229-7788@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D255229

            Bug ID: 255229
           Summary: net/mosquitto: CVE-2021-23980
           Product: Ports & Packages
           Version: Latest
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Some People
          Priority: ---
         Component: Individual Port(s)
          Assignee: ports-bugs@FreeBSD.org
          Reporter: daniel.engberg.lists@pyret.net
                CC: joe@thrallingpenguin.com
             Flags: maintainer-feedback?(joe@thrallingpenguin.com)
                CC: joe@thrallingpenguin.com

Security:
- CVE-2021-23980: If an authenticated client connected with MQTT v5 sent a
  malformed CONNACK message to the broker a NULL pointer dereference occurr=
ed,
  most likely resulting in a segfault.
  Affects versions 2.0.0 to 2.0.9 inclusive.

https://github.com/eclipse/mosquitto/blob/d5ecd9f5aa98d42e7549eea09a71a23ee=
f241f31/ChangeLog.txt

I think the easiest solution would be bumping it to 2.0.10

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