https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254623

--- Comment #9 from commit-h...@freebsd.org ---
A commit in branch stable/13 references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=d3f2c31b43b726ffbb180a42cee4b9f00c5ad5ed

commit d3f2c31b43b726ffbb180a42cee4b9f00c5ad5ed
Author:     Mark Johnston <ma...@freebsd.org>
AuthorDate: 2021-04-01 13:58:32 +0000
Commit:     Mark Johnston <ma...@freebsd.org>
CommitDate: 2021-04-05 13:51:56 +0000

    traceroute6: Fix Capsicum rights for rcvsock

    - Always use distinct sockets for send and recv
    - Limit rights on the recv socket

    For ICMP6 we were using the same socket for both send and receive, and
    we limited rights on the socket such that it's impossible to receive
    anything.

    PR:             254623
    Diagnosed by:   Zhenlei Huang <zlei.hu...@gmail.com>
    Reviewed by:    oshogbo
    Differential Revision:  https://reviews.freebsd.org/D29523

    (cherry picked from commit b8ae450f05e62a851f444edaf7db2506ff99aa37)

 usr.sbin/traceroute6/traceroute6.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

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